Home / 199,827.66-275,753.97-109,186.73

Finding the Fourth Proportional to 199,827.66, 275,753.97 and 109,186.73

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Solution

The fourth proportional to 199,827.66, 275,753.97 and 109,186.73 is: 150,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,827.66 : 275,753.97 = 109,186.73 : x
  2. Step 2: Convert to fraction form
    199,827.66/275,753.97 = 109,186.73/x
  3. Step 3: Cross multiply
    199,827.66x = 275,753.97 × 109,186.73
  4. Step 4: Simplify right side
    199,827.66x = 30,108,675,475.24
  5. Step 5: Solve for x
    x = 30,108,675,475.24/199,827.66
  6. Step 6: Final answer
    x = 150,673.21

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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.