Five friends: F, G, H, I and J place their marbles in a straight line at varying distances.

The distance between F’s marble and J’s marble is 100 cm.
The distance between F’s marble and H’s marble is 45 cm.
G and I’s marbles are on the left and right hand side of H’s marble respectively and are equal distance apart from H’s marble.
G’s marble is twice the distance from F’s as it is from H’s.