Home / 206,414.22-284,847.92-115,770.36

Finding the Fourth Proportional to 206,414.22, 284,847.92 and 115,770.36

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Solution

The fourth proportional to 206,414.22, 284,847.92 and 115,770.36 is: 159,761.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,414.22 : 284,847.92 = 115,770.36 : x
  2. Step 2: Convert to fraction form
    206,414.22/284,847.92 = 115,770.36/x
  3. Step 3: Cross multiply
    206,414.22x = 284,847.92 × 115,770.36
  4. Step 4: Simplify right side
    206,414.22x = 32,976,946,243.65
  5. Step 5: Solve for x
    x = 32,976,946,243.65/206,414.22
  6. Step 6: Final answer
    x = 159,761.02

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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.