Home / 168,579.82-252,906.18-89,682.58

Finding the Fourth Proportional to 168,579.82, 252,906.18 and 89,682.58

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Solution

The fourth proportional to 168,579.82, 252,906.18 and 89,682.58 is: 134,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,579.82 : 252,906.18 = 89,682.58 : x
  2. Step 2: Convert to fraction form
    168,579.82/252,906.18 = 89,682.58/x
  3. Step 3: Cross multiply
    168,579.82x = 252,906.18 × 89,682.58
  4. Step 4: Simplify right side
    168,579.82x = 22,681,278,720.34
  5. Step 5: Solve for x
    x = 22,681,278,720.34/168,579.82
  6. Step 6: Final answer
    x = 134,543.26

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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.