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Finding the Fourth Proportional to 8,068.86, 12,104.91 and 3,685.14

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Solution

The fourth proportional to 8,068.86, 12,104.91 and 3,685.14 is: 5,528.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.86 : 12,104.91 = 3,685.14 : x
  2. Step 2: Convert to fraction form
    8,068.86/12,104.91 = 3,685.14/x
  3. Step 3: Cross multiply
    8,068.86x = 12,104.91 × 3,685.14
  4. Step 4: Simplify right side
    8,068.86x = 44,608,288.04
  5. Step 5: Solve for x
    x = 44,608,288.04/8,068.86
  6. Step 6: Final answer
    x = 5,528.45

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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.