Home / 199,348.80-275,099.28-108,704.56

Finding the Fourth Proportional to 199,348.80, 275,099.28 and 108,704.56

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Solution

The fourth proportional to 199,348.80, 275,099.28 and 108,704.56 is: 150,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,348.80 : 275,099.28 = 108,704.56 : x
  2. Step 2: Convert to fraction form
    199,348.80/275,099.28 = 108,704.56/x
  3. Step 3: Cross multiply
    199,348.80x = 275,099.28 × 108,704.56
  4. Step 4: Simplify right side
    199,348.80x = 29,904,546,188.72
  5. Step 5: Solve for x
    x = 29,904,546,188.72/199,348.80
  6. Step 6: Final answer
    x = 150,011.17

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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.