Home / 83,425.65-125,156.92-45,966.44

Finding the Fourth Proportional to 83,425.65, 125,156.92 and 45,966.44

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Solution

The fourth proportional to 83,425.65, 125,156.92 and 45,966.44 is: 68,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,425.65 : 125,156.92 = 45,966.44 : x
  2. Step 2: Convert to fraction form
    83,425.65/125,156.92 = 45,966.44/x
  3. Step 3: Cross multiply
    83,425.65x = 125,156.92 × 45,966.44
  4. Step 4: Simplify right side
    83,425.65x = 5,753,017,427.98
  5. Step 5: Solve for x
    x = 5,753,017,427.98/83,425.65
  6. Step 6: Final answer
    x = 68,959.82

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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.