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Finding the Fourth Proportional to 179,894.90, 269,793.10 and 67,566.44

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Solution

The fourth proportional to 179,894.90, 269,793.10 and 67,566.44 is: 101,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,894.90 : 269,793.10 = 67,566.44 : x
  2. Step 2: Convert to fraction form
    179,894.90/269,793.10 = 67,566.44/x
  3. Step 3: Cross multiply
    179,894.90x = 269,793.10 × 67,566.44
  4. Step 4: Simplify right side
    179,894.90x = 18,228,959,303.56
  5. Step 5: Solve for x
    x = 18,228,959,303.56/179,894.90
  6. Step 6: Final answer
    x = 101,331.16

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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.