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Finding the Fourth Proportional to 164,892.74, 247,348.92 and 63,691.57

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Solution

The fourth proportional to 164,892.74, 247,348.92 and 63,691.57 is: 95,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,892.74 : 247,348.92 = 63,691.57 : x
  2. Step 2: Convert to fraction form
    164,892.74/247,348.92 = 63,691.57/x
  3. Step 3: Cross multiply
    164,892.74x = 247,348.92 × 63,691.57
  4. Step 4: Simplify right side
    164,892.74x = 15,754,039,671.90
  5. Step 5: Solve for x
    x = 15,754,039,671.90/164,892.74
  6. Step 6: Final answer
    x = 95,541.14

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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.