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Finding the Fourth Proportional to 125,593.68, 173,327.76 and 69,005.76

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Solution

The fourth proportional to 125,593.68, 173,327.76 and 69,005.76 is: 95,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,593.68 : 173,327.76 = 69,005.76 : x
  2. Step 2: Convert to fraction form
    125,593.68/173,327.76 = 69,005.76/x
  3. Step 3: Cross multiply
    125,593.68x = 173,327.76 × 69,005.76
  4. Step 4: Simplify right side
    125,593.68x = 11,960,613,807.90
  5. Step 5: Solve for x
    x = 11,960,613,807.90/125,593.68
  6. Step 6: Final answer
    x = 95,232.61

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1.5x scale

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.