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Finding the Fourth Proportional to 247,906.53, 371,652.57 and 114,882.12

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Solution

The fourth proportional to 247,906.53, 371,652.57 and 114,882.12 is: 172,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,906.53 : 371,652.57 = 114,882.12 : x
  2. Step 2: Convert to fraction form
    247,906.53/371,652.57 = 114,882.12/x
  3. Step 3: Cross multiply
    247,906.53x = 371,652.57 × 114,882.12
  4. Step 4: Simplify right side
    247,906.53x = 42,696,235,145.05
  5. Step 5: Solve for x
    x = 42,696,235,145.05/247,906.53
  6. Step 6: Final answer
    x = 172,227.15

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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.