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Finding the Fourth Proportional to 8,379.83, 11,563.29 and 5,022.56

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Solution

The fourth proportional to 8,379.83, 11,563.29 and 5,022.56 is: 6,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.83 : 11,563.29 = 5,022.56 : x
  2. Step 2: Convert to fraction form
    8,379.83/11,563.29 = 5,022.56/x
  3. Step 3: Cross multiply
    8,379.83x = 11,563.29 × 5,022.56
  4. Step 4: Simplify right side
    8,379.83x = 58,077,317.82
  5. Step 5: Solve for x
    x = 58,077,317.82/8,379.83
  6. Step 6: Final answer
    x = 6,930.61

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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.