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Finding the Fourth Proportional to 8,012.81, 12,023.52 and 3,336.05

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Solution

The fourth proportional to 8,012.81, 12,023.52 and 3,336.05 is: 5,005.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.81 : 12,023.52 = 3,336.05 : x
  2. Step 2: Convert to fraction form
    8,012.81/12,023.52 = 3,336.05/x
  3. Step 3: Cross multiply
    8,012.81x = 12,023.52 × 3,336.05
  4. Step 4: Simplify right side
    8,012.81x = 40,110,987.10
  5. Step 5: Solve for x
    x = 40,110,987.10/8,012.81
  6. Step 6: Final answer
    x = 5,005.86

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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.