Home / 120,748.14-181,122.30-41,862.42

Finding the Fourth Proportional to 120,748.14, 181,122.30 and 41,862.42

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Solution

The fourth proportional to 120,748.14, 181,122.30 and 41,862.42 is: 62,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,748.14 : 181,122.30 = 41,862.42 : x
  2. Step 2: Convert to fraction form
    120,748.14/181,122.30 = 41,862.42/x
  3. Step 3: Cross multiply
    120,748.14x = 181,122.30 × 41,862.42
  4. Step 4: Simplify right side
    120,748.14x = 7,582,217,793.97
  5. Step 5: Solve for x
    x = 7,582,217,793.97/120,748.14
  6. Step 6: Final answer
    x = 62,793.66

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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.