a horizontal bar of negligible weight has a 55.1 lb weight hanging from the left end and a 72.0 lb weight hanging from the right end. the bar is seen…

a horizontal bar of negligible weight has a 55.1 lb weight hanging from the left end and a 72.0 lb weight hanging from the right end. the bar is seen to balance 97.5 in from the left end. find the lenght of the bar