Home / 199,327.16-275,073.62-108,682.36

Finding the Fourth Proportional to 199,327.16, 275,073.62 and 108,682.36

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Solution

The fourth proportional to 199,327.16, 275,073.62 and 108,682.36 is: 149,982.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,327.16 : 275,073.62 = 108,682.36 : x
  2. Step 2: Convert to fraction form
    199,327.16/275,073.62 = 108,682.36/x
  3. Step 3: Cross multiply
    199,327.16x = 275,073.62 × 108,682.36
  4. Step 4: Simplify right side
    199,327.16x = 29,895,650,195.34
  5. Step 5: Solve for x
    x = 29,895,650,195.34/199,327.16
  6. Step 6: Final answer
    x = 149,982.82

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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.