Home / 167,909.06-251,863.31-115,158.62

Finding the Fourth Proportional to 167,909.06, 251,863.31 and 115,158.62

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Solution

The fourth proportional to 167,909.06, 251,863.31 and 115,158.62 is: 172,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,909.06 : 251,863.31 = 115,158.62 : x
  2. Step 2: Convert to fraction form
    167,909.06/251,863.31 = 115,158.62/x
  3. Step 3: Cross multiply
    167,909.06x = 251,863.31 × 115,158.62
  4. Step 4: Simplify right side
    167,909.06x = 29,004,229,373.12
  5. Step 5: Solve for x
    x = 29,004,229,373.12/167,909.06
  6. Step 6: Final answer
    x = 172,737.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.