Home / 132,930.24-199,433.01-54,101.04

Finding the Fourth Proportional to 132,930.24, 199,433.01 and 54,101.04

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Solution

The fourth proportional to 132,930.24, 199,433.01 and 54,101.04 is: 81,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,930.24 : 199,433.01 = 54,101.04 : x
  2. Step 2: Convert to fraction form
    132,930.24/199,433.01 = 54,101.04/x
  3. Step 3: Cross multiply
    132,930.24x = 199,433.01 × 54,101.04
  4. Step 4: Simplify right side
    132,930.24x = 10,789,533,251.33
  5. Step 5: Solve for x
    x = 10,789,533,251.33/132,930.24
  6. Step 6: Final answer
    x = 81,166.88

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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.