Home / 132,418.19-182,753.92-75,066.85

Finding the Fourth Proportional to 132,418.19, 182,753.92 and 75,066.85

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Solution

The fourth proportional to 132,418.19, 182,753.92 and 75,066.85 is: 103,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,418.19 : 182,753.92 = 75,066.85 : x
  2. Step 2: Convert to fraction form
    132,418.19/182,753.92 = 75,066.85/x
  3. Step 3: Cross multiply
    132,418.19x = 182,753.92 × 75,066.85
  4. Step 4: Simplify right side
    132,418.19x = 13,718,761,421.83
  5. Step 5: Solve for x
    x = 13,718,761,421.83/132,418.19
  6. Step 6: Final answer
    x = 103,601.79

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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.