Home / 199,600.20-275,451.44-108,956.95

Finding the Fourth Proportional to 199,600.20, 275,451.44 and 108,956.95

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Solution

The fourth proportional to 199,600.20, 275,451.44 and 108,956.95 is: 150,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,600.20 : 275,451.44 = 108,956.95 : x
  2. Step 2: Convert to fraction form
    199,600.20/275,451.44 = 108,956.95/x
  3. Step 3: Cross multiply
    199,600.20x = 275,451.44 × 108,956.95
  4. Step 4: Simplify right side
    199,600.20x = 30,012,347,542.09
  5. Step 5: Solve for x
    x = 30,012,347,542.09/199,600.20
  6. Step 6: Final answer
    x = 150,362.31

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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.