Home / 106,239.68-159,373.92-36,100.16

Finding the Fourth Proportional to 106,239.68, 159,373.92 and 36,100.16

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Solution

The fourth proportional to 106,239.68, 159,373.92 and 36,100.16 is: 54,155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,239.68 : 159,373.92 = 36,100.16 : x
  2. Step 2: Convert to fraction form
    106,239.68/159,373.92 = 36,100.16/x
  3. Step 3: Cross multiply
    106,239.68x = 159,373.92 × 36,100.16
  4. Step 4: Simplify right side
    106,239.68x = 5,753,424,011.83
  5. Step 5: Solve for x
    x = 5,753,424,011.83/106,239.68
  6. Step 6: Final answer
    x = 54,155.13

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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.