Home / 204,230.24-306,359.92-54,469.68

Finding the Fourth Proportional to 204,230.24, 306,359.92 and 54,469.68

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Solution

The fourth proportional to 204,230.24, 306,359.92 and 54,469.68 is: 81,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,230.24 : 306,359.92 = 54,469.68 : x
  2. Step 2: Convert to fraction form
    204,230.24/306,359.92 = 54,469.68/x
  3. Step 3: Cross multiply
    204,230.24x = 306,359.92 × 54,469.68
  4. Step 4: Simplify right side
    204,230.24x = 16,687,326,807.23
  5. Step 5: Solve for x
    x = 16,687,326,807.23/204,230.24
  6. Step 6: Final answer
    x = 81,708.40

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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.