Home / 132,881.28-199,321.47-33,040.86

Finding the Fourth Proportional to 132,881.28, 199,321.47 and 33,040.86

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Solution

The fourth proportional to 132,881.28, 199,321.47 and 33,040.86 is: 49,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881.28 : 199,321.47 = 33,040.86 : x
  2. Step 2: Convert to fraction form
    132,881.28/199,321.47 = 33,040.86/x
  3. Step 3: Cross multiply
    132,881.28x = 199,321.47 × 33,040.86
  4. Step 4: Simplify right side
    132,881.28x = 6,585,752,785.26
  5. Step 5: Solve for x
    x = 6,585,752,785.26/132,881.28
  6. Step 6: Final answer
    x = 49,561.18

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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.