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Finding the Fourth Proportional to 8,005.80, 12,014.88 and 3,626.34

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Solution

The fourth proportional to 8,005.80, 12,014.88 and 3,626.34 is: 5,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.80 : 12,014.88 = 3,626.34 : x
  2. Step 2: Convert to fraction form
    8,005.80/12,014.88 = 3,626.34/x
  3. Step 3: Cross multiply
    8,005.80x = 12,014.88 × 3,626.34
  4. Step 4: Simplify right side
    8,005.80x = 43,570,039.94
  5. Step 5: Solve for x
    x = 43,570,039.94/8,005.80
  6. Step 6: Final answer
    x = 5,442.31

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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.