Home / 100,720.26-150,951.06-41,597.55

Finding the Fourth Proportional to 100,720.26, 150,951.06 and 41,597.55

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Solution

The fourth proportional to 100,720.26, 150,951.06 and 41,597.55 is: 62,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,720.26 : 150,951.06 = 41,597.55 : x
  2. Step 2: Convert to fraction form
    100,720.26/150,951.06 = 41,597.55/x
  3. Step 3: Cross multiply
    100,720.26x = 150,951.06 × 41,597.55
  4. Step 4: Simplify right side
    100,720.26x = 6,279,194,265.90
  5. Step 5: Solve for x
    x = 6,279,194,265.90/100,720.26
  6. Step 6: Final answer
    x = 62,342.91

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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.