Home / 168,581.82-252,909.18-89,684.58

Finding the Fourth Proportional to 168,581.82, 252,909.18 and 89,684.58

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Solution

The fourth proportional to 168,581.82, 252,909.18 and 89,684.58 is: 134,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,581.82 : 252,909.18 = 89,684.58 : x
  2. Step 2: Convert to fraction form
    168,581.82/252,909.18 = 89,684.58/x
  3. Step 3: Cross multiply
    168,581.82x = 252,909.18 × 89,684.58
  4. Step 4: Simplify right side
    168,581.82x = 22,682,053,586.44
  5. Step 5: Solve for x
    x = 22,682,053,586.44/168,581.82
  6. Step 6: Final answer
    x = 134,546.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.