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Finding the Fourth Proportional to 124,251.67, 186,377.96 and 49,366.97

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Solution

The fourth proportional to 124,251.67, 186,377.96 and 49,366.97 is: 74,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,251.67 : 186,377.96 = 49,366.97 : x
  2. Step 2: Convert to fraction form
    124,251.67/186,377.96 = 49,366.97/x
  3. Step 3: Cross multiply
    124,251.67x = 186,377.96 × 49,366.97
  4. Step 4: Simplify right side
    124,251.67x = 9,200,915,050.43
  5. Step 5: Solve for x
    x = 9,200,915,050.43/124,251.67
  6. Step 6: Final answer
    x = 74,050.63

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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.