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Finding the Fourth Proportional to 125,773.41, 173,569.56 and 68,414.01

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Solution

The fourth proportional to 125,773.41, 173,569.56 and 68,414.01 is: 94,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,773.41 : 173,569.56 = 68,414.01 : x
  2. Step 2: Convert to fraction form
    125,773.41/173,569.56 = 68,414.01/x
  3. Step 3: Cross multiply
    125,773.41x = 173,569.56 × 68,414.01
  4. Step 4: Simplify right side
    125,773.41x = 11,874,589,613.54
  5. Step 5: Solve for x
    x = 11,874,589,613.54/125,773.41
  6. Step 6: Final answer
    x = 94,412.56

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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.