Home / 132,842.71-198,983.04-107,433.19

Finding the Fourth Proportional to 132,842.71, 198,983.04 and 107,433.19

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Solution

The fourth proportional to 132,842.71, 198,983.04 and 107,433.19 is: 160,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,842.71 : 198,983.04 = 107,433.19 : x
  2. Step 2: Convert to fraction form
    132,842.71/198,983.04 = 107,433.19/x
  3. Step 3: Cross multiply
    132,842.71x = 198,983.04 × 107,433.19
  4. Step 4: Simplify right side
    132,842.71x = 21,377,382,743.10
  5. Step 5: Solve for x
    x = 21,377,382,743.10/132,842.71
  6. Step 6: Final answer
    x = 160,922.51

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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.