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Finding the Fourth Proportional to 179,846.54, 269,583.91 and 67,447.50

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Solution

The fourth proportional to 179,846.54, 269,583.91 and 67,447.50 is: 101,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,846.54 : 269,583.91 = 67,447.50 : x
  2. Step 2: Convert to fraction form
    179,846.54/269,583.91 = 67,447.50/x
  3. Step 3: Cross multiply
    179,846.54x = 269,583.91 × 67,447.50
  4. Step 4: Simplify right side
    179,846.54x = 18,182,760,769.73
  5. Step 5: Solve for x
    x = 18,182,760,769.73/179,846.54
  6. Step 6: Final answer
    x = 101,101.53

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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.