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Finding the Fourth Proportional to 5,799.86, 8,003.79 and 3,147.26

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Solution

The fourth proportional to 5,799.86, 8,003.79 and 3,147.26 is: 4,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.86 : 8,003.79 = 3,147.26 : x
  2. Step 2: Convert to fraction form
    5,799.86/8,003.79 = 3,147.26/x
  3. Step 3: Cross multiply
    5,799.86x = 8,003.79 × 3,147.26
  4. Step 4: Simplify right side
    5,799.86x = 25,190,008.12
  5. Step 5: Solve for x
    x = 25,190,008.12/5,799.86
  6. Step 6: Final answer
    x = 4,343.21

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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.