Well honey, there are 172 tenths in 17.2. It's as simple as moving that decimal point one place to the right. Math doesn't have to be a headache, darling.
172 in = 4.3688 metres
172
There are 172 days in 172 days. If you meant weeks, then there are 24 weeks and 4 days in 172 days.
Three tenths.
172 centimeters is 5.64 feet.
172 inches = 14.33 feet
172 cm = 5' 7.7"
46 tenths
There are 6 tenths in 0.6
172 centimeters = 5.64 feet.
564.3 feet = 172 meters.
172 feet = about 52.4 meters.