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Finding the Fourth Proportional to 5,224.20, 7,839.03 and 2,104.99

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Solution

The fourth proportional to 5,224.20, 7,839.03 and 2,104.99 is: 3,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.20 : 7,839.03 = 2,104.99 : x
  2. Step 2: Convert to fraction form
    5,224.20/7,839.03 = 2,104.99/x
  3. Step 3: Cross multiply
    5,224.20x = 7,839.03 × 2,104.99
  4. Step 4: Simplify right side
    5,224.20x = 16,501,056.22
  5. Step 5: Solve for x
    x = 16,501,056.22/5,224.20
  6. Step 6: Final answer
    x = 3,158.58

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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.