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Finding the Fourth Proportional to 179,236.80, 269,049.60 and 100,504.80

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Solution

The fourth proportional to 179,236.80, 269,049.60 and 100,504.80 is: 150,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,236.80 : 269,049.60 = 100,504.80 : x
  2. Step 2: Convert to fraction form
    179,236.80/269,049.60 = 100,504.80/x
  3. Step 3: Cross multiply
    179,236.80x = 269,049.60 × 100,504.80
  4. Step 4: Simplify right side
    179,236.80x = 27,040,776,238.08
  5. Step 5: Solve for x
    x = 27,040,776,238.08/179,236.80
  6. Step 6: Final answer
    x = 150,866.21

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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.