A young sumo wrestler decided to go on a special diet to gain weight rapidly. He gained weight at a constant rate. The table compares the wrestler's weight (in kilograms) and the time since he started his diet (in months). Time (months) Weight (kilograms) 1.5 85.8 3.0 93.6 4.5 101.4 What was the wrestler's weight before he went on his diet?

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