Home / 150,394.38-207,544.25-89,967.57

Finding the Fourth Proportional to 150,394.38, 207,544.25 and 89,967.57

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Solution

The fourth proportional to 150,394.38, 207,544.25 and 89,967.57 is: 124,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,394.38 : 207,544.25 = 89,967.57 : x
  2. Step 2: Convert to fraction form
    150,394.38/207,544.25 = 89,967.57/x
  3. Step 3: Cross multiply
    150,394.38x = 207,544.25 × 89,967.57
  4. Step 4: Simplify right side
    150,394.38x = 18,672,251,839.97
  5. Step 5: Solve for x
    x = 18,672,251,839.97/150,394.38
  6. Step 6: Final answer
    x = 124,155.25

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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.