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Finding the Fourth Proportional to 8,069.73, 12,087.58 and 3,690.87

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Solution

The fourth proportional to 8,069.73, 12,087.58 and 3,690.87 is: 5,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.73 : 12,087.58 = 3,690.87 : x
  2. Step 2: Convert to fraction form
    8,069.73/12,087.58 = 3,690.87/x
  3. Step 3: Cross multiply
    8,069.73x = 12,087.58 × 3,690.87
  4. Step 4: Simplify right side
    8,069.73x = 44,613,686.39
  5. Step 5: Solve for x
    x = 44,613,686.39/8,069.73
  6. Step 6: Final answer
    x = 5,528.52

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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.