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Finding the Fourth Proportional to 61,629.91, 92,444.87 and 14,882.78

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Solution

The fourth proportional to 61,629.91, 92,444.87 and 14,882.78 is: 22,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,629.91 : 92,444.87 = 14,882.78 : x
  2. Step 2: Convert to fraction form
    61,629.91/92,444.87 = 14,882.78/x
  3. Step 3: Cross multiply
    61,629.91x = 92,444.87 × 14,882.78
  4. Step 4: Simplify right side
    61,629.91x = 1,375,836,662.34
  5. Step 5: Solve for x
    x = 1,375,836,662.34/61,629.91
  6. Step 6: Final answer
    x = 22,324.17

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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.