Home / 132,966.24-199,447.83-38,198.76

Finding the Fourth Proportional to 132,966.24, 199,447.83 and 38,198.76

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Solution

The fourth proportional to 132,966.24, 199,447.83 and 38,198.76 is: 57,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,966.24 : 199,447.83 = 38,198.76 : x
  2. Step 2: Convert to fraction form
    132,966.24/199,447.83 = 38,198.76/x
  3. Step 3: Cross multiply
    132,966.24x = 199,447.83 × 38,198.76
  4. Step 4: Simplify right side
    132,966.24x = 7,618,659,790.69
  5. Step 5: Solve for x
    x = 7,618,659,790.69/132,966.24
  6. Step 6: Final answer
    x = 57,297.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.