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Finding the Fourth Proportional to 168,108.54, 252,077.04 and 55,748.68

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Solution

The fourth proportional to 168,108.54, 252,077.04 and 55,748.68 is: 83,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,108.54 : 252,077.04 = 55,748.68 : x
  2. Step 2: Convert to fraction form
    168,108.54/252,077.04 = 55,748.68/x
  3. Step 3: Cross multiply
    168,108.54x = 252,077.04 × 55,748.68
  4. Step 4: Simplify right side
    168,108.54x = 14,052,962,160.29
  5. Step 5: Solve for x
    x = 14,052,962,160.29/168,108.54
  6. Step 6: Final answer
    x = 83,594.58

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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.