Finding the Fourth Proportional to 52,808,630.52, 72,880,272.84 and 29,294,748.42
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Solution
The fourth proportional to 52,808,630.52, 72,880,272.84 and 29,294,748.42 is: 40,429,172.97
Step by Step Solution
- Step 1: Write the proportion equation
52,808,630.52 : 72,880,272.84 = 29,294,748.42 : x - Step 2: Convert to fraction form
52,808,630.52/72,880,272.84 = 29,294,748.42/x - Step 3: Cross multiply
52,808,630.52x = 72,880,272.84 × 29,294,748.42 - Step 4: Simplify right side
52,808,630.52x = 2,135,009,257,628,759.25 - Step 5: Solve for x
x = 2,135,009,257,628,759.25/52,808,630.52 - Step 6: Final answer
x = 40,429,172.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.