Home / 41,739.68-62,589.08-20,655.38

Finding the Fourth Proportional to 41,739.68, 62,589.08 and 20,655.38

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Solution

The fourth proportional to 41,739.68, 62,589.08 and 20,655.38 is: 30,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,739.68 : 62,589.08 = 20,655.38 : x
  2. Step 2: Convert to fraction form
    41,739.68/62,589.08 = 20,655.38/x
  3. Step 3: Cross multiply
    41,739.68x = 62,589.08 × 20,655.38
  4. Step 4: Simplify right side
    41,739.68x = 1,292,801,231.25
  5. Step 5: Solve for x
    x = 1,292,801,231.25/41,739.68
  6. Step 6: Final answer
    x = 30,972.96

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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.