Home / 150,559.14-207,250.14-130,131.90

Finding the Fourth Proportional to 150,559.14, 207,250.14 and 130,131.90

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Solution

The fourth proportional to 150,559.14, 207,250.14 and 130,131.90 is: 179,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,559.14 : 207,250.14 = 130,131.90 : x
  2. Step 2: Convert to fraction form
    150,559.14/207,250.14 = 130,131.90/x
  3. Step 3: Cross multiply
    150,559.14x = 207,250.14 × 130,131.90
  4. Step 4: Simplify right side
    150,559.14x = 26,969,854,493.47
  5. Step 5: Solve for x
    x = 26,969,854,493.47/150,559.14
  6. Step 6: Final answer
    x = 179,131.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.