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Finding the Fourth Proportional to 168,339.60, 252,647.10 and 167,027.40

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Solution

The fourth proportional to 168,339.60, 252,647.10 and 167,027.40 is: 250,677.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339.60 : 252,647.10 = 167,027.40 : x
  2. Step 2: Convert to fraction form
    168,339.60/252,647.10 = 167,027.40/x
  3. Step 3: Cross multiply
    168,339.60x = 252,647.10 × 167,027.40
  4. Step 4: Simplify right side
    168,339.60x = 42,198,988,230.54
  5. Step 5: Solve for x
    x = 42,198,988,230.54/168,339.60
  6. Step 6: Final answer
    x = 250,677.73

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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.