Home / 204,165.92-281,758.38-113,531.06

Finding the Fourth Proportional to 204,165.92, 281,758.38 and 113,531.06

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Solution

The fourth proportional to 204,165.92, 281,758.38 and 113,531.06 is: 156,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,165.92 : 281,758.38 = 113,531.06 : x
  2. Step 2: Convert to fraction form
    204,165.92/281,758.38 = 113,531.06/x
  3. Step 3: Cross multiply
    204,165.92x = 281,758.38 × 113,531.06
  4. Step 4: Simplify right side
    204,165.92x = 31,988,327,545.28
  5. Step 5: Solve for x
    x = 31,988,327,545.28/204,165.92
  6. Step 6: Final answer
    x = 156,678.10

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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.