Home / 132,177.19-182,404.68-71,747.80

Finding the Fourth Proportional to 132,177.19, 182,404.68 and 71,747.80

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Solution

The fourth proportional to 132,177.19, 182,404.68 and 71,747.80 is: 99,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,177.19 : 182,404.68 = 71,747.80 : x
  2. Step 2: Convert to fraction form
    132,177.19/182,404.68 = 71,747.80/x
  3. Step 3: Cross multiply
    132,177.19x = 182,404.68 × 71,747.80
  4. Step 4: Simplify right side
    132,177.19x = 13,087,134,499.70
  5. Step 5: Solve for x
    x = 13,087,134,499.70/132,177.19
  6. Step 6: Final answer
    x = 99,012.05

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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.