Home / 130,375.80-195,438.87-41,580.36

Finding the Fourth Proportional to 130,375.80, 195,438.87 and 41,580.36

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Solution

The fourth proportional to 130,375.80, 195,438.87 and 41,580.36 is: 62,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375.80 : 195,438.87 = 41,580.36 : x
  2. Step 2: Convert to fraction form
    130,375.80/195,438.87 = 41,580.36/x
  3. Step 3: Cross multiply
    130,375.80x = 195,438.87 × 41,580.36
  4. Step 4: Simplify right side
    130,375.80x = 8,126,418,572.59
  5. Step 5: Solve for x
    x = 8,126,418,572.59/130,375.80
  6. Step 6: Final answer
    x = 62,330.73

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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.