Home / 199,507.16-275,326.52-108,868.10

Finding the Fourth Proportional to 199,507.16, 275,326.52 and 108,868.10

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Solution

The fourth proportional to 199,507.16, 275,326.52 and 108,868.10 is: 150,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,507.16 : 275,326.52 = 108,868.10 : x
  2. Step 2: Convert to fraction form
    199,507.16/275,326.52 = 108,868.10/x
  3. Step 3: Cross multiply
    199,507.16x = 275,326.52 × 108,868.10
  4. Step 4: Simplify right side
    199,507.16x = 29,974,273,911.40
  5. Step 5: Solve for x
    x = 29,974,273,911.40/199,507.16
  6. Step 6: Final answer
    x = 150,241.60

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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.