Home / 199,520.68-275,344.38-108,882.48

Finding the Fourth Proportional to 199,520.68, 275,344.38 and 108,882.48

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Solution

The fourth proportional to 199,520.68, 275,344.38 and 108,882.48 is: 150,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,520.68 : 275,344.38 = 108,882.48 : x
  2. Step 2: Convert to fraction form
    199,520.68/275,344.38 = 108,882.48/x
  3. Step 3: Cross multiply
    199,520.68x = 275,344.38 × 108,882.48
  4. Step 4: Simplify right side
    199,520.68x = 29,980,178,948.46
  5. Step 5: Solve for x
    x = 29,980,178,948.46/199,520.68
  6. Step 6: Final answer
    x = 150,261.01

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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.