Home / 150,517.14-207,711.25-82,534.70

Finding the Fourth Proportional to 150,517.14, 207,711.25 and 82,534.70

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Solution

The fourth proportional to 150,517.14, 207,711.25 and 82,534.70 is: 113,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,517.14 : 207,711.25 = 82,534.70 : x
  2. Step 2: Convert to fraction form
    150,517.14/207,711.25 = 82,534.70/x
  3. Step 3: Cross multiply
    150,517.14x = 207,711.25 × 82,534.70
  4. Step 4: Simplify right side
    150,517.14x = 17,143,385,628.86
  5. Step 5: Solve for x
    x = 17,143,385,628.86/150,517.14
  6. Step 6: Final answer
    x = 113,896.57

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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.