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Finding the Fourth Proportional to 58,324.12, 87,404.13 and 33,326.71

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Solution

The fourth proportional to 58,324.12, 87,404.13 and 33,326.71 is: 49,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,324.12 : 87,404.13 = 33,326.71 : x
  2. Step 2: Convert to fraction form
    58,324.12/87,404.13 = 33,326.71/x
  3. Step 3: Cross multiply
    58,324.12x = 87,404.13 × 33,326.71
  4. Step 4: Simplify right side
    58,324.12x = 2,912,891,874.80
  5. Step 5: Solve for x
    x = 2,912,891,874.80/58,324.12
  6. Step 6: Final answer
    x = 49,943.18

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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.