Home / 204,011.49-306,016.92-54,251.85

Finding the Fourth Proportional to 204,011.49, 306,016.92 and 54,251.85

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Solution

The fourth proportional to 204,011.49, 306,016.92 and 54,251.85 is: 81,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,011.49 : 306,016.92 = 54,251.85 : x
  2. Step 2: Convert to fraction form
    204,011.49/306,016.92 = 54,251.85/x
  3. Step 3: Cross multiply
    204,011.49x = 306,016.92 × 54,251.85
  4. Step 4: Simplify right side
    204,011.49x = 16,601,984,041.30
  5. Step 5: Solve for x
    x = 16,601,984,041.30/204,011.49
  6. Step 6: Final answer
    x = 81,377.69

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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.