Home / 199,366.52-275,132.40-108,727.42

Finding the Fourth Proportional to 199,366.52, 275,132.40 and 108,727.42

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Solution

The fourth proportional to 199,366.52, 275,132.40 and 108,727.42 is: 150,047.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,366.52 : 275,132.40 = 108,727.42 : x
  2. Step 2: Convert to fraction form
    199,366.52/275,132.40 = 108,727.42/x
  3. Step 3: Cross multiply
    199,366.52x = 275,132.40 × 108,727.42
  4. Step 4: Simplify right side
    199,366.52x = 29,914,436,010.41
  5. Step 5: Solve for x
    x = 29,914,436,010.41/199,366.52
  6. Step 6: Final answer
    x = 150,047.44

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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.