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Finding the Fourth Proportional to 8,057.44, 11,119.62 and 5,072.14

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Solution

The fourth proportional to 8,057.44, 11,119.62 and 5,072.14 is: 6,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.44 : 11,119.62 = 5,072.14 : x
  2. Step 2: Convert to fraction form
    8,057.44/11,119.62 = 5,072.14/x
  3. Step 3: Cross multiply
    8,057.44x = 11,119.62 × 5,072.14
  4. Step 4: Simplify right side
    8,057.44x = 56,400,269.39
  5. Step 5: Solve for x
    x = 56,400,269.39/8,057.44
  6. Step 6: Final answer
    x = 6,999.78

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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.