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Finding the Fourth Proportional to 22,446.60, 30,964.92 and 17,132.19

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Solution

The fourth proportional to 22,446.60, 30,964.92 and 17,132.19 is: 23,633.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.60 : 30,964.92 = 17,132.19 : x
  2. Step 2: Convert to fraction form
    22,446.60/30,964.92 = 17,132.19/x
  3. Step 3: Cross multiply
    22,446.60x = 30,964.92 × 17,132.19
  4. Step 4: Simplify right side
    22,446.60x = 530,496,892.77
  5. Step 5: Solve for x
    x = 530,496,892.77/22,446.60
  6. Step 6: Final answer
    x = 23,633.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.