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Finding the Fourth Proportional to 83,658.76, 125,500.74 and 24,487

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Solution

The fourth proportional to 83,658.76, 125,500.74 and 24,487 is: 36,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,658.76 : 125,500.74 = 24,487 : x
  2. Step 2: Convert to fraction form
    83,658.76/125,500.74 = 24,487/x
  3. Step 3: Cross multiply
    83,658.76x = 125,500.74 × 24,487
  4. Step 4: Simplify right side
    83,658.76x = 3,073,136,620.38
  5. Step 5: Solve for x
    x = 3,073,136,620.38/83,658.76
  6. Step 6: Final answer
    x = 36,734.19

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1.5x scale

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.