Home / 206,424.11-284,842.49-115,761.41

Finding the Fourth Proportional to 206,424.11, 284,842.49 and 115,761.41

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Solution

The fourth proportional to 206,424.11, 284,842.49 and 115,761.41 is: 159,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,424.11 : 284,842.49 = 115,761.41 : x
  2. Step 2: Convert to fraction form
    206,424.11/284,842.49 = 115,761.41/x
  3. Step 3: Cross multiply
    206,424.11x = 284,842.49 × 115,761.41
  4. Step 4: Simplify right side
    206,424.11x = 32,973,768,403.61
  5. Step 5: Solve for x
    x = 32,973,768,403.61/206,424.11
  6. Step 6: Final answer
    x = 159,737.97

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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.