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Finding the Fourth Proportional to 24,704.80, 37,060.40 and 12,231.20

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Solution

The fourth proportional to 24,704.80, 37,060.40 and 12,231.20 is: 18,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,704.80 : 37,060.40 = 12,231.20 : x
  2. Step 2: Convert to fraction form
    24,704.80/37,060.40 = 12,231.20/x
  3. Step 3: Cross multiply
    24,704.80x = 37,060.40 × 12,231.20
  4. Step 4: Simplify right side
    24,704.80x = 453,293,164.48
  5. Step 5: Solve for x
    x = 453,293,164.48/24,704.80
  6. Step 6: Final answer
    x = 18,348.38

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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.