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Finding the Fourth Proportional to 113,449.56, 169,854.03 and 60,020.52

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Solution

The fourth proportional to 113,449.56, 169,854.03 and 60,020.52 is: 89,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,449.56 : 169,854.03 = 60,020.52 : x
  2. Step 2: Convert to fraction form
    113,449.56/169,854.03 = 60,020.52/x
  3. Step 3: Cross multiply
    113,449.56x = 169,854.03 × 60,020.52
  4. Step 4: Simplify right side
    113,449.56x = 10,194,727,204.70
  5. Step 5: Solve for x
    x = 10,194,727,204.70/113,449.56
  6. Step 6: Final answer
    x = 89,861.32

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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.