Home / 150,149.16-207,205.92-93,560.76

Finding the Fourth Proportional to 150,149.16, 207,205.92 and 93,560.76

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Solution

The fourth proportional to 150,149.16, 207,205.92 and 93,560.76 is: 129,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,149.16 : 207,205.92 = 93,560.76 : x
  2. Step 2: Convert to fraction form
    150,149.16/207,205.92 = 93,560.76/x
  3. Step 3: Cross multiply
    150,149.16x = 207,205.92 × 93,560.76
  4. Step 4: Simplify right side
    150,149.16x = 19,386,343,351.70
  5. Step 5: Solve for x
    x = 19,386,343,351.70/150,149.16
  6. Step 6: Final answer
    x = 129,113.90

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1.5x scale

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.