Home / 132,949.85-199,394.36-38,179.28

Finding the Fourth Proportional to 132,949.85, 199,394.36 and 38,179.28

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Solution

The fourth proportional to 132,949.85, 199,394.36 and 38,179.28 is: 57,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,949.85 : 199,394.36 = 38,179.28 : x
  2. Step 2: Convert to fraction form
    132,949.85/199,394.36 = 38,179.28/x
  3. Step 3: Cross multiply
    132,949.85x = 199,394.36 × 38,179.28
  4. Step 4: Simplify right side
    132,949.85x = 7,612,731,912.99
  5. Step 5: Solve for x
    x = 7,612,731,912.99/132,949.85
  6. Step 6: Final answer
    x = 57,260.18

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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.