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Finding the Fourth Proportional to 5,789.88, 7,993.49 and 3,803.76

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Solution

The fourth proportional to 5,789.88, 7,993.49 and 3,803.76 is: 5,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.88 : 7,993.49 = 3,803.76 : x
  2. Step 2: Convert to fraction form
    5,789.88/7,993.49 = 3,803.76/x
  3. Step 3: Cross multiply
    5,789.88x = 7,993.49 × 3,803.76
  4. Step 4: Simplify right side
    5,789.88x = 30,405,298.50
  5. Step 5: Solve for x
    x = 30,405,298.50/5,789.88
  6. Step 6: Final answer
    x = 5,251.46

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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.