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Finding the Fourth Proportional to 167,074.88, 250,620.80 and 48,755.20

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Solution

The fourth proportional to 167,074.88, 250,620.80 and 48,755.20 is: 73,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,074.88 : 250,620.80 = 48,755.20 : x
  2. Step 2: Convert to fraction form
    167,074.88/250,620.80 = 48,755.20/x
  3. Step 3: Cross multiply
    167,074.88x = 250,620.80 × 48,755.20
  4. Step 4: Simplify right side
    167,074.88x = 12,219,067,228.16
  5. Step 5: Solve for x
    x = 12,219,067,228.16/167,074.88
  6. Step 6: Final answer
    x = 73,135.27

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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.