Home / 204,387.20-306,591.35-62,221.26

Finding the Fourth Proportional to 204,387.20, 306,591.35 and 62,221.26

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Solution

The fourth proportional to 204,387.20, 306,591.35 and 62,221.26 is: 93,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,387.20 : 306,591.35 = 62,221.26 : x
  2. Step 2: Convert to fraction form
    204,387.20/306,591.35 = 62,221.26/x
  3. Step 3: Cross multiply
    204,387.20x = 306,591.35 × 62,221.26
  4. Step 4: Simplify right side
    204,387.20x = 19,076,499,790.99
  5. Step 5: Solve for x
    x = 19,076,499,790.99/204,387.20
  6. Step 6: Final answer
    x = 93,335.10

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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.