Home / 204,020.82-281,550.29-113,385.29

Finding the Fourth Proportional to 204,020.82, 281,550.29 and 113,385.29

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Solution

The fourth proportional to 204,020.82, 281,550.29 and 113,385.29 is: 156,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.82 : 281,550.29 = 113,385.29 : x
  2. Step 2: Convert to fraction form
    204,020.82/281,550.29 = 113,385.29/x
  3. Step 3: Cross multiply
    204,020.82x = 281,550.29 × 113,385.29
  4. Step 4: Simplify right side
    204,020.82x = 31,923,659,306.56
  5. Step 5: Solve for x
    x = 31,923,659,306.56/204,020.82
  6. Step 6: Final answer
    x = 156,472.56

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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.