Home / 199,514.41-275,321.33-108,868.12

Finding the Fourth Proportional to 199,514.41, 275,321.33 and 108,868.12

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Solution

The fourth proportional to 199,514.41, 275,321.33 and 108,868.12 is: 150,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,514.41 : 275,321.33 = 108,868.12 : x
  2. Step 2: Convert to fraction form
    199,514.41/275,321.33 = 108,868.12/x
  3. Step 3: Cross multiply
    199,514.41x = 275,321.33 × 108,868.12
  4. Step 4: Simplify right side
    199,514.41x = 29,973,714,768.61
  5. Step 5: Solve for x
    x = 29,973,714,768.61/199,514.41
  6. Step 6: Final answer
    x = 150,233.33

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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.