McGuire’s remains were found inside the car.
Police charged a 21-year-old man from Sebastopol with murder on Monday afternoon after he was arrested in the south Ballarat suburb on Sunday. He is to appear at Ballarat Magistrates’ Court on Tuesday,they said.
Police believe the man and McGuire,from the nearby town of Clunes,knew each other.
A fundraiser set up by a local cricket club on Monday had raised more than $4000 for McGuire’s family,who are well known in the Clunes community.
“On behalf of the Clunes Cricket Club,we are creating a fundraiser for the McGuire family,after the devastating passing of Hannah on Friday 5th of April,” the GoFundMe fundraiser said.
“As a community we send our deepest love and condolences to Glenn,Debbie,Jude and Fletcher. Hannah was known by many as a bright young woman and had a heart of gold.