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Finding the Fourth Proportional to 125,882.52, 173,717.96 and 69,293.52

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Solution

The fourth proportional to 125,882.52, 173,717.96 and 69,293.52 is: 95,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,882.52 : 173,717.96 = 69,293.52 : x
  2. Step 2: Convert to fraction form
    125,882.52/173,717.96 = 69,293.52/x
  3. Step 3: Cross multiply
    125,882.52x = 173,717.96 × 69,293.52
  4. Step 4: Simplify right side
    125,882.52x = 12,037,528,935.62
  5. Step 5: Solve for x
    x = 12,037,528,935.62/125,882.52
  6. Step 6: Final answer
    x = 95,625.10

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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.