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Finding the Fourth Proportional to 57,692.52, 86,487.32 and 31,052.82

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Solution

The fourth proportional to 57,692.52, 86,487.32 and 31,052.82 is: 46,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,692.52 : 86,487.32 = 31,052.82 : x
  2. Step 2: Convert to fraction form
    57,692.52/86,487.32 = 31,052.82/x
  3. Step 3: Cross multiply
    57,692.52x = 86,487.32 × 31,052.82
  4. Step 4: Simplify right side
    57,692.52x = 2,685,675,180.24
  5. Step 5: Solve for x
    x = 2,685,675,180.24/57,692.52
  6. Step 6: Final answer
    x = 46,551.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.