Home / 199,523.45-275,348.21-108,885.26

Finding the Fourth Proportional to 199,523.45, 275,348.21 and 108,885.26

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Solution

The fourth proportional to 199,523.45, 275,348.21 and 108,885.26 is: 150,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,523.45 : 275,348.21 = 108,885.26 : x
  2. Step 2: Convert to fraction form
    199,523.45/275,348.21 = 108,885.26/x
  3. Step 3: Cross multiply
    199,523.45x = 275,348.21 × 108,885.26
  4. Step 4: Simplify right side
    199,523.45x = 29,981,361,580.33
  5. Step 5: Solve for x
    x = 29,981,361,580.33/199,523.45
  6. Step 6: Final answer
    x = 150,264.86

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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.