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Finding the Fourth Proportional to 8,008.56, 12,007.67 and 3,331.79

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Solution

The fourth proportional to 8,008.56, 12,007.67 and 3,331.79 is: 4,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.56 : 12,007.67 = 3,331.79 : x
  2. Step 2: Convert to fraction form
    8,008.56/12,007.67 = 3,331.79/x
  3. Step 3: Cross multiply
    8,008.56x = 12,007.67 × 3,331.79
  4. Step 4: Simplify right side
    8,008.56x = 40,007,048.19
  5. Step 5: Solve for x
    x = 40,007,048.19/8,008.56
  6. Step 6: Final answer
    x = 4,995.54

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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.