The cost of the films is 9 × $5 = $<<9*5=45>>45.
The cost of the books is 4 × $4 = $<<4*4=16>>16.
The cost of the CDs is 6 × $3 = $<<6*3=18>>18.
Josh spent $45 + $16 + $18 = $<<45+16+18=79>>79 in total.
#### 79