Home / 83,371.31-125,070.05-27,198.46

Finding the Fourth Proportional to 83,371.31, 125,070.05 and 27,198.46

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Solution

The fourth proportional to 83,371.31, 125,070.05 and 27,198.46 is: 40,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,371.31 : 125,070.05 = 27,198.46 : x
  2. Step 2: Convert to fraction form
    83,371.31/125,070.05 = 27,198.46/x
  3. Step 3: Cross multiply
    83,371.31x = 125,070.05 × 27,198.46
  4. Step 4: Simplify right side
    83,371.31x = 3,401,712,752.12
  5. Step 5: Solve for x
    x = 3,401,712,752.12/83,371.31
  6. Step 6: Final answer
    x = 40,801.96

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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.