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Finding the Fourth Proportional to 60,042.62, 82,863.87 and 34,890.50

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Solution

The fourth proportional to 60,042.62, 82,863.87 and 34,890.50 is: 48,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,042.62 : 82,863.87 = 34,890.50 : x
  2. Step 2: Convert to fraction form
    60,042.62/82,863.87 = 34,890.50/x
  3. Step 3: Cross multiply
    60,042.62x = 82,863.87 × 34,890.50
  4. Step 4: Simplify right side
    60,042.62x = 2,891,161,856.24
  5. Step 5: Solve for x
    x = 2,891,161,856.24/60,042.62
  6. Step 6: Final answer
    x = 48,151.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.