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Finding the Fourth Proportional to 5,795.70, 7,998.11 and 3,143.13

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Solution

The fourth proportional to 5,795.70, 7,998.11 and 3,143.13 is: 4,337.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.70 : 7,998.11 = 3,143.13 : x
  2. Step 2: Convert to fraction form
    5,795.70/7,998.11 = 3,143.13/x
  3. Step 3: Cross multiply
    5,795.70x = 7,998.11 × 3,143.13
  4. Step 4: Simplify right side
    5,795.70x = 25,139,083.77
  5. Step 5: Solve for x
    x = 25,139,083.77/5,795.70
  6. Step 6: Final answer
    x = 4,337.54

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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.