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Finding the Fourth Proportional to 19,351.05, 29,025.96 and 5,500.05

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Solution

The fourth proportional to 19,351.05, 29,025.96 and 5,500.05 is: 8,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.05 : 29,025.96 = 5,500.05 : x
  2. Step 2: Convert to fraction form
    19,351.05/29,025.96 = 5,500.05/x
  3. Step 3: Cross multiply
    19,351.05x = 29,025.96 × 5,500.05
  4. Step 4: Simplify right side
    19,351.05x = 159,644,231.30
  5. Step 5: Solve for x
    x = 159,644,231.30/19,351.05
  6. Step 6: Final answer
    x = 8,249.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.