Home / 107,839.08-162,340.92-96,988.77

Finding the Fourth Proportional to 107,839.08, 162,340.92 and 96,988.77

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Solution

The fourth proportional to 107,839.08, 162,340.92 and 96,988.77 is: 146,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,839.08 : 162,340.92 = 96,988.77 : x
  2. Step 2: Convert to fraction form
    107,839.08/162,340.92 = 96,988.77/x
  3. Step 3: Cross multiply
    107,839.08x = 162,340.92 × 96,988.77
  4. Step 4: Simplify right side
    107,839.08x = 15,745,246,151.47
  5. Step 5: Solve for x
    x = 15,745,246,151.47/107,839.08
  6. Step 6: Final answer
    x = 146,006.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.