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Finding the Fourth Proportional to 179,481.70, 269,220.15 and 54,823.30

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Solution

The fourth proportional to 179,481.70, 269,220.15 and 54,823.30 is: 82,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,481.70 : 269,220.15 = 54,823.30 : x
  2. Step 2: Convert to fraction form
    179,481.70/269,220.15 = 54,823.30/x
  3. Step 3: Cross multiply
    179,481.70x = 269,220.15 × 54,823.30
  4. Step 4: Simplify right side
    179,481.70x = 14,759,537,049.50
  5. Step 5: Solve for x
    x = 14,759,537,049.50/179,481.70
  6. Step 6: Final answer
    x = 82,234.22

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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.