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Finding the Fourth Proportional to 5,379.83, 8,069.71 and 2,095.22

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Solution

The fourth proportional to 5,379.83, 8,069.71 and 2,095.22 is: 3,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.83 : 8,069.71 = 2,095.22 : x
  2. Step 2: Convert to fraction form
    5,379.83/8,069.71 = 2,095.22/x
  3. Step 3: Cross multiply
    5,379.83x = 8,069.71 × 2,095.22
  4. Step 4: Simplify right side
    5,379.83x = 16,907,817.79
  5. Step 5: Solve for x
    x = 16,907,817.79/5,379.83
  6. Step 6: Final answer
    x = 3,142.82

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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.