Home / 106,534.97-159,796.92-31,655.73

Finding the Fourth Proportional to 106,534.97, 159,796.92 and 31,655.73

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Solution

The fourth proportional to 106,534.97, 159,796.92 and 31,655.73 is: 47,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,534.97 : 159,796.92 = 31,655.73 : x
  2. Step 2: Convert to fraction form
    106,534.97/159,796.92 = 31,655.73/x
  3. Step 3: Cross multiply
    106,534.97x = 159,796.92 × 31,655.73
  4. Step 4: Simplify right side
    106,534.97x = 5,058,488,154.35
  5. Step 5: Solve for x
    x = 5,058,488,154.35/106,534.97
  6. Step 6: Final answer
    x = 47,481.95

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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.