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Finding the Fourth Proportional to 179,480.70, 269,218.65 and 54,822.30

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Solution

The fourth proportional to 179,480.70, 269,218.65 and 54,822.30 is: 82,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,480.70 : 269,218.65 = 54,822.30 : x
  2. Step 2: Convert to fraction form
    179,480.70/269,218.65 = 54,822.30/x
  3. Step 3: Cross multiply
    179,480.70x = 269,218.65 × 54,822.30
  4. Step 4: Simplify right side
    179,480.70x = 14,759,185,595.90
  5. Step 5: Solve for x
    x = 14,759,185,595.90/179,480.70
  6. Step 6: Final answer
    x = 82,232.72

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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.