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Finding the Fourth Proportional to 38,593.65, 57,863.14 and 14,881.11

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Solution

The fourth proportional to 38,593.65, 57,863.14 and 14,881.11 is: 22,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,593.65 : 57,863.14 = 14,881.11 : x
  2. Step 2: Convert to fraction form
    38,593.65/57,863.14 = 14,881.11/x
  3. Step 3: Cross multiply
    38,593.65x = 57,863.14 × 14,881.11
  4. Step 4: Simplify right side
    38,593.65x = 861,067,751.29
  5. Step 5: Solve for x
    x = 861,067,751.29/38,593.65
  6. Step 6: Final answer
    x = 22,311.13

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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.