Home / 199,627.17-275,489.67-108,986.96

Finding the Fourth Proportional to 199,627.17, 275,489.67 and 108,986.96

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Solution

The fourth proportional to 199,627.17, 275,489.67 and 108,986.96 is: 150,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,627.17 : 275,489.67 = 108,986.96 : x
  2. Step 2: Convert to fraction form
    199,627.17/275,489.67 = 108,986.96/x
  3. Step 3: Cross multiply
    199,627.17x = 275,489.67 × 108,986.96
  4. Step 4: Simplify right side
    199,627.17x = 30,024,780,267.25
  5. Step 5: Solve for x
    x = 30,024,780,267.25/199,627.17
  6. Step 6: Final answer
    x = 150,404.28

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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.