Home / 149,541.89-206,251.13-95,831.90

Finding the Fourth Proportional to 149,541.89, 206,251.13 and 95,831.90

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Solution

The fourth proportional to 149,541.89, 206,251.13 and 95,831.90 is: 132,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541.89 : 206,251.13 = 95,831.90 : x
  2. Step 2: Convert to fraction form
    149,541.89/206,251.13 = 95,831.90/x
  3. Step 3: Cross multiply
    149,541.89x = 206,251.13 × 95,831.90
  4. Step 4: Simplify right side
    149,541.89x = 19,765,437,185.89
  5. Step 5: Solve for x
    x = 19,765,437,185.89/149,541.89
  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.