Home / 199,507.35-275,326.77-108,868.29

Finding the Fourth Proportional to 199,507.35, 275,326.77 and 108,868.29

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Solution

The fourth proportional to 199,507.35, 275,326.77 and 108,868.29 is: 150,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,507.35 : 275,326.77 = 108,868.29 : x
  2. Step 2: Convert to fraction form
    199,507.35/275,326.77 = 108,868.29/x
  3. Step 3: Cross multiply
    199,507.35x = 275,326.77 × 108,868.29
  4. Step 4: Simplify right side
    199,507.35x = 29,974,354,016.90
  5. Step 5: Solve for x
    x = 29,974,354,016.90/199,507.35
  6. Step 6: Final answer
    x = 150,241.85

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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.