Home / 107,286.92-148,057.56-59,543.36

Finding the Fourth Proportional to 107,286.92, 148,057.56 and 59,543.36

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Solution

The fourth proportional to 107,286.92, 148,057.56 and 59,543.36 is: 82,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,286.92 : 148,057.56 = 59,543.36 : x
  2. Step 2: Convert to fraction form
    107,286.92/148,057.56 = 59,543.36/x
  3. Step 3: Cross multiply
    107,286.92x = 148,057.56 × 59,543.36
  4. Step 4: Simplify right side
    107,286.92x = 8,815,844,595.80
  5. Step 5: Solve for x
    x = 8,815,844,595.80/107,286.92
  6. Step 6: Final answer
    x = 82,170.73

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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.