Home / 123,701.33-185,339.92-83,098.75

Finding the Fourth Proportional to 123,701.33, 185,339.92 and 83,098.75

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Solution

The fourth proportional to 123,701.33, 185,339.92 and 83,098.75 is: 124,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,701.33 : 185,339.92 = 83,098.75 : x
  2. Step 2: Convert to fraction form
    123,701.33/185,339.92 = 83,098.75/x
  3. Step 3: Cross multiply
    123,701.33x = 185,339.92 × 83,098.75
  4. Step 4: Simplify right side
    123,701.33x = 15,401,515,677.10
  5. Step 5: Solve for x
    x = 15,401,515,677.10/123,701.33
  6. Step 6: Final answer
    x = 124,505.66

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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.