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Finding the Fourth Proportional to 83,687.83, 125,532.78 and 24,524.71

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Solution

The fourth proportional to 83,687.83, 125,532.78 and 24,524.71 is: 36,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,687.83 : 125,532.78 = 24,524.71 : x
  2. Step 2: Convert to fraction form
    83,687.83/125,532.78 = 24,524.71/x
  3. Step 3: Cross multiply
    83,687.83x = 125,532.78 × 24,524.71
  4. Step 4: Simplify right side
    83,687.83x = 3,078,655,024.99
  5. Step 5: Solve for x
    x = 3,078,655,024.99/83,687.83
  6. Step 6: Final answer
    x = 36,787.37

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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.