Home / 199,507.10-275,326.43-108,868.04

Finding the Fourth Proportional to 199,507.10, 275,326.43 and 108,868.04

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Solution

The fourth proportional to 199,507.10, 275,326.43 and 108,868.04 is: 150,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,507.10 : 275,326.43 = 108,868.04 : x
  2. Step 2: Convert to fraction form
    199,507.10/275,326.43 = 108,868.04/x
  3. Step 3: Cross multiply
    199,507.10x = 275,326.43 × 108,868.04
  4. Step 4: Simplify right side
    199,507.10x = 29,974,247,553.75
  5. Step 5: Solve for x
    x = 29,974,247,553.75/199,507.10
  6. Step 6: Final answer
    x = 150,241.51

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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.