Home / 149,541.88-206,251.12-95,831.90

Finding the Fourth Proportional to 149,541.88, 206,251.12 and 95,831.90

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Solution

The fourth proportional to 149,541.88, 206,251.12 and 95,831.90 is: 132,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541.88 : 206,251.12 = 95,831.90 : x
  2. Step 2: Convert to fraction form
    149,541.88/206,251.12 = 95,831.90/x
  3. Step 3: Cross multiply
    149,541.88x = 206,251.12 × 95,831.90
  4. Step 4: Simplify right side
    149,541.88x = 19,765,436,706.73
  5. Step 5: Solve for x
    x = 19,765,436,706.73/149,541.88
  6. Step 6: Final answer
    x = 132,173.25

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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.