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Finding the Fourth Proportional to 5,088.93, 7,022.76 and 3,099.12

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Solution

The fourth proportional to 5,088.93, 7,022.76 and 3,099.12 is: 4,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.93 : 7,022.76 = 3,099.12 : x
  2. Step 2: Convert to fraction form
    5,088.93/7,022.76 = 3,099.12/x
  3. Step 3: Cross multiply
    5,088.93x = 7,022.76 × 3,099.12
  4. Step 4: Simplify right side
    5,088.93x = 21,764,375.97
  5. Step 5: Solve for x
    x = 21,764,375.97/5,088.93
  6. Step 6: Final answer
    x = 4,276.81

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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.