An aircraft with an empty weight of 1800 lbs and an empty weight CG of +31.5 was altered as follows: 2 15 lb pax seats located at +72 were removed, structural modifications increasing the weight 14 lbs were made at +76, a seat and safety belt weighing 20 lbs were installed at +73.5, and radio equipment weighing 30 lbs was installed at +30. What is the new empty weight CG?