Home / 205,439.06-283,593.18-124,892.30

Finding the Fourth Proportional to 205,439.06, 283,593.18 and 124,892.30

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Solution

The fourth proportional to 205,439.06, 283,593.18 and 124,892.30 is: 172,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,439.06 : 283,593.18 = 124,892.30 : x
  2. Step 2: Convert to fraction form
    205,439.06/283,593.18 = 124,892.30/x
  3. Step 3: Cross multiply
    205,439.06x = 283,593.18 × 124,892.30
  4. Step 4: Simplify right side
    205,439.06x = 35,418,603,096.55
  5. Step 5: Solve for x
    x = 35,418,603,096.55/205,439.06
  6. Step 6: Final answer
    x = 172,404.43

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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.