Home / 149,471.55-206,154.09-95,761.56

Finding the Fourth Proportional to 149,471.55, 206,154.09 and 95,761.56

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Solution

The fourth proportional to 149,471.55, 206,154.09 and 95,761.56 is: 132,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,471.55 : 206,154.09 = 95,761.56 : x
  2. Step 2: Convert to fraction form
    149,471.55/206,154.09 = 95,761.56/x
  3. Step 3: Cross multiply
    149,471.55x = 206,154.09 × 95,761.56
  4. Step 4: Simplify right side
    149,471.55x = 19,741,637,258.78
  5. Step 5: Solve for x
    x = 19,741,637,258.78/149,471.55
  6. Step 6: Final answer
    x = 132,076.22

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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.