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Finding the Fourth Proportional to 69,819.44, 104,755.56 and 32,397.44

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Solution

The fourth proportional to 69,819.44, 104,755.56 and 32,397.44 is: 48,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,819.44 : 104,755.56 = 32,397.44 : x
  2. Step 2: Convert to fraction form
    69,819.44/104,755.56 = 32,397.44/x
  3. Step 3: Cross multiply
    69,819.44x = 104,755.56 × 32,397.44
  4. Step 4: Simplify right side
    69,819.44x = 3,393,811,969.77
  5. Step 5: Solve for x
    x = 3,393,811,969.77/69,819.44
  6. Step 6: Final answer
    x = 48,608.41

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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.