Answer:
Applied overhead is calculated by dividing budgeted overhead with budgeted base. Budgeted base that is machine hour is given in the question. Budgeted overhead can be calculated in following way.
BOH = 73,175 + 3.325 = 76,500
Overhead rate per hour = 76,500/4,500 = 17 dollars
The journal entry to dispose of the underapplied overhead is given below.
Debit Cost of Good Sold XXXX
Credit Factory overhead account XXXX