Home / 179,480.20-269,217.90-54,821.80

Finding the Fourth Proportional to 179,480.20, 269,217.90 and 54,821.80

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Solution

The fourth proportional to 179,480.20, 269,217.90 and 54,821.80 is: 82,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,480.20 : 269,217.90 = 54,821.80 : x
  2. Step 2: Convert to fraction form
    179,480.20/269,217.90 = 54,821.80/x
  3. Step 3: Cross multiply
    179,480.20x = 269,217.90 × 54,821.80
  4. Step 4: Simplify right side
    179,480.20x = 14,759,009,870.22
  5. Step 5: Solve for x
    x = 14,759,009,870.22/179,480.20
  6. Step 6: Final answer
    x = 82,231.97

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1.5x scale

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.