Home / 129,789.68-179,096.40-95,816.24

Finding the Fourth Proportional to 129,789.68, 179,096.40 and 95,816.24

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Solution

The fourth proportional to 129,789.68, 179,096.40 and 95,816.24 is: 132,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,789.68 : 179,096.40 = 95,816.24 : x
  2. Step 2: Convert to fraction form
    129,789.68/179,096.40 = 95,816.24/x
  3. Step 3: Cross multiply
    129,789.68x = 179,096.40 × 95,816.24
  4. Step 4: Simplify right side
    129,789.68x = 17,160,343,645.54
  5. Step 5: Solve for x
    x = 17,160,343,645.54/129,789.68
  6. Step 6: Final answer
    x = 132,216.55

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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.