Home / 168,342.90-252,575.09-104,226.43

Finding the Fourth Proportional to 168,342.90, 252,575.09 and 104,226.43

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Solution

The fourth proportional to 168,342.90, 252,575.09 and 104,226.43 is: 156,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342.90 : 252,575.09 = 104,226.43 : x
  2. Step 2: Convert to fraction form
    168,342.90/252,575.09 = 104,226.43/x
  3. Step 3: Cross multiply
    168,342.90x = 252,575.09 × 104,226.43
  4. Step 4: Simplify right side
    168,342.90x = 26,324,999,937.63
  5. Step 5: Solve for x
    x = 26,324,999,937.63/168,342.90
  6. Step 6: Final answer
    x = 156,377.25

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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.