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Finding the Fourth Proportional to 4,019.87, 5,550.80 and 3,023.41

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Solution

The fourth proportional to 4,019.87, 5,550.80 and 3,023.41 is: 4,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.87 : 5,550.80 = 3,023.41 : x
  2. Step 2: Convert to fraction form
    4,019.87/5,550.80 = 3,023.41/x
  3. Step 3: Cross multiply
    4,019.87x = 5,550.80 × 3,023.41
  4. Step 4: Simplify right side
    4,019.87x = 16,782,315.23
  5. Step 5: Solve for x
    x = 16,782,315.23/4,019.87
  6. Step 6: Final answer
    x = 4,174.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.