Home / 204,233.46-306,281.43-85,882.74

Finding the Fourth Proportional to 204,233.46, 306,281.43 and 85,882.74

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Solution

The fourth proportional to 204,233.46, 306,281.43 and 85,882.74 is: 128,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,233.46 : 306,281.43 = 85,882.74 : x
  2. Step 2: Convert to fraction form
    204,233.46/306,281.43 = 85,882.74/x
  3. Step 3: Cross multiply
    204,233.46x = 306,281.43 × 85,882.74
  4. Step 4: Simplify right side
    204,233.46x = 26,304,288,419.52
  5. Step 5: Solve for x
    x = 26,304,288,419.52/204,233.46
  6. Step 6: Final answer
    x = 128,795.20

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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.