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Finding the Fourth Proportional to 80,522.76, 120,785.16 and 24,363.24

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Solution

The fourth proportional to 80,522.76, 120,785.16 and 24,363.24 is: 36,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,522.76 : 120,785.16 = 24,363.24 : x
  2. Step 2: Convert to fraction form
    80,522.76/120,785.16 = 24,363.24/x
  3. Step 3: Cross multiply
    80,522.76x = 120,785.16 × 24,363.24
  4. Step 4: Simplify right side
    80,522.76x = 2,942,717,841.52
  5. Step 5: Solve for x
    x = 2,942,717,841.52/80,522.76
  6. Step 6: Final answer
    x = 36,545.17

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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.