Home / 204,134.22-306,234.18-71,052.30

Finding the Fourth Proportional to 204,134.22, 306,234.18 and 71,052.30

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Solution

The fourth proportional to 204,134.22, 306,234.18 and 71,052.30 is: 106,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,134.22 : 306,234.18 = 71,052.30 : x
  2. Step 2: Convert to fraction form
    204,134.22/306,234.18 = 71,052.30/x
  3. Step 3: Cross multiply
    204,134.22x = 306,234.18 × 71,052.30
  4. Step 4: Simplify right side
    204,134.22x = 21,758,642,827.61
  5. Step 5: Solve for x
    x = 21,758,642,827.61/204,134.22
  6. Step 6: Final answer
    x = 106,589.88

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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.