Home / 199,306.62-275,044.74-108,663.24

Finding the Fourth Proportional to 199,306.62, 275,044.74 and 108,663.24

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Solution

The fourth proportional to 199,306.62, 275,044.74 and 108,663.24 is: 149,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,306.62 : 275,044.74 = 108,663.24 : x
  2. Step 2: Convert to fraction form
    199,306.62/275,044.74 = 108,663.24/x
  3. Step 3: Cross multiply
    199,306.62x = 275,044.74 × 108,663.24
  4. Step 4: Simplify right side
    199,306.62x = 29,887,252,593.36
  5. Step 5: Solve for x
    x = 29,887,252,593.36/199,306.62
  6. Step 6: Final answer
    x = 149,956.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.