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Finding the Fourth Proportional to 69,054.80, 95,194.20 and 48,849.44

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Solution

The fourth proportional to 69,054.80, 95,194.20 and 48,849.44 is: 67,340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,054.80 : 95,194.20 = 48,849.44 : x
  2. Step 2: Convert to fraction form
    69,054.80/95,194.20 = 48,849.44/x
  3. Step 3: Cross multiply
    69,054.80x = 95,194.20 × 48,849.44
  4. Step 4: Simplify right side
    69,054.80x = 4,650,183,361.25
  5. Step 5: Solve for x
    x = 4,650,183,361.25/69,054.80
  6. Step 6: Final answer
    x = 67,340.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.