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Finding the Fourth Proportional to 54,294.60, 81,377.10 and 22,704.60

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Solution

The fourth proportional to 54,294.60, 81,377.10 and 22,704.60 is: 34,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,294.60 : 81,377.10 = 22,704.60 : x
  2. Step 2: Convert to fraction form
    54,294.60/81,377.10 = 22,704.60/x
  3. Step 3: Cross multiply
    54,294.60x = 81,377.10 × 22,704.60
  4. Step 4: Simplify right side
    54,294.60x = 1,847,634,504.66
  5. Step 5: Solve for x
    x = 1,847,634,504.66/54,294.60
  6. Step 6: Final answer
    x = 34,029.80

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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.