Home / 234,115.11-323,079.69-126,685.13

Finding the Fourth Proportional to 234,115.11, 323,079.69 and 126,685.13

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Solution

The fourth proportional to 234,115.11, 323,079.69 and 126,685.13 is: 174,825.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,115.11 : 323,079.69 = 126,685.13 : x
  2. Step 2: Convert to fraction form
    234,115.11/323,079.69 = 126,685.13/x
  3. Step 3: Cross multiply
    234,115.11x = 323,079.69 × 126,685.13
  4. Step 4: Simplify right side
    234,115.11x = 40,929,390,912.61
  5. Step 5: Solve for x
    x = 40,929,390,912.61/234,115.11
  6. Step 6: Final answer
    x = 174,825.93

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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.