Home / 55,016.20-82,524.30-15,572.80

Finding the Fourth Proportional to 55,016.20, 82,524.30 and 15,572.80

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Solution

The fourth proportional to 55,016.20, 82,524.30 and 15,572.80 is: 23,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.20 : 82,524.30 = 15,572.80 : x
  2. Step 2: Convert to fraction form
    55,016.20/82,524.30 = 15,572.80/x
  3. Step 3: Cross multiply
    55,016.20x = 82,524.30 × 15,572.80
  4. Step 4: Simplify right side
    55,016.20x = 1,285,134,419.04
  5. Step 5: Solve for x
    x = 1,285,134,419.04/55,016.20
  6. Step 6: Final answer
    x = 23,359.20

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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.