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Finding the Fourth Proportional to 8,013.66, 12,022.24 and 3,085.62

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Solution

The fourth proportional to 8,013.66, 12,022.24 and 3,085.62 is: 4,629.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.66 : 12,022.24 = 3,085.62 : x
  2. Step 2: Convert to fraction form
    8,013.66/12,022.24 = 3,085.62/x
  3. Step 3: Cross multiply
    8,013.66x = 12,022.24 × 3,085.62
  4. Step 4: Simplify right side
    8,013.66x = 37,096,064.19
  5. Step 5: Solve for x
    x = 37,096,064.19/8,013.66
  6. Step 6: Final answer
    x = 4,629.10

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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.