Home / 106,261.11-159,373.17-39,701.79

Finding the Fourth Proportional to 106,261.11, 159,373.17 and 39,701.79

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Solution

The fourth proportional to 106,261.11, 159,373.17 and 39,701.79 is: 59,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,261.11 : 159,373.17 = 39,701.79 : x
  2. Step 2: Convert to fraction form
    106,261.11/159,373.17 = 39,701.79/x
  3. Step 3: Cross multiply
    106,261.11x = 159,373.17 × 39,701.79
  4. Step 4: Simplify right side
    106,261.11x = 6,327,400,126.97
  5. Step 5: Solve for x
    x = 6,327,400,126.97/106,261.11
  6. Step 6: Final answer
    x = 59,545.77

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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.