Home / 204,434.43-306,630.03-54,689.82

Finding the Fourth Proportional to 204,434.43, 306,630.03 and 54,689.82

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Solution

The fourth proportional to 204,434.43, 306,630.03 and 54,689.82 is: 82,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,434.43 : 306,630.03 = 54,689.82 : x
  2. Step 2: Convert to fraction form
    204,434.43/306,630.03 = 54,689.82/x
  3. Step 3: Cross multiply
    204,434.43x = 306,630.03 × 54,689.82
  4. Step 4: Simplify right side
    204,434.43x = 16,769,541,147.29
  5. Step 5: Solve for x
    x = 16,769,541,147.29/204,434.43
  6. Step 6: Final answer
    x = 82,028.95

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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.