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Finding the Fourth Proportional to 24,921.31, 37,381.78 and 9,127.42

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Solution

The fourth proportional to 24,921.31, 37,381.78 and 9,127.42 is: 13,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,921.31 : 37,381.78 = 9,127.42 : x
  2. Step 2: Convert to fraction form
    24,921.31/37,381.78 = 9,127.42/x
  3. Step 3: Cross multiply
    24,921.31x = 37,381.78 × 9,127.42
  4. Step 4: Simplify right side
    24,921.31x = 341,199,206.41
  5. Step 5: Solve for x
    x = 341,199,206.41/24,921.31
  6. Step 6: Final answer
    x = 13,691.06

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Similar ratio
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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.