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Finding the Fourth Proportional to 61,672.80, 92,432.52 and 32,073.24

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Solution

The fourth proportional to 61,672.80, 92,432.52 and 32,073.24 is: 48,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,672.80 : 92,432.52 = 32,073.24 : x
  2. Step 2: Convert to fraction form
    61,672.80/92,432.52 = 32,073.24/x
  3. Step 3: Cross multiply
    61,672.80x = 92,432.52 × 32,073.24
  4. Step 4: Simplify right side
    61,672.80x = 2,964,610,397.76
  5. Step 5: Solve for x
    x = 2,964,610,397.76/61,672.80
  6. Step 6: Final answer
    x = 48,069.98

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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.