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Finding the Fourth Proportional to 63,481.78, 95,224.02 and 21,363.13

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Solution

The fourth proportional to 63,481.78, 95,224.02 and 21,363.13 is: 32,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,481.78 : 95,224.02 = 21,363.13 : x
  2. Step 2: Convert to fraction form
    63,481.78/95,224.02 = 21,363.13/x
  3. Step 3: Cross multiply
    63,481.78x = 95,224.02 × 21,363.13
  4. Step 4: Simplify right side
    63,481.78x = 2,034,283,118.38
  5. Step 5: Solve for x
    x = 2,034,283,118.38/63,481.78
  6. Step 6: Final answer
    x = 32,045.15

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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.