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Finding the Fourth Proportional to 54,361.30, 81,503.55 and 24,793.30

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Solution

The fourth proportional to 54,361.30, 81,503.55 and 24,793.30 is: 37,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,361.30 : 81,503.55 = 24,793.30 : x
  2. Step 2: Convert to fraction form
    54,361.30/81,503.55 = 24,793.30/x
  3. Step 3: Cross multiply
    54,361.30x = 81,503.55 × 24,793.30
  4. Step 4: Simplify right side
    54,361.30x = 2,020,741,966.22
  5. Step 5: Solve for x
    x = 2,020,741,966.22/54,361.30
  6. Step 6: Final answer
    x = 37,172.44

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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.