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Finding the Fourth Proportional to 9,269.60, 12,788.54 and 5,912.54

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Solution

The fourth proportional to 9,269.60, 12,788.54 and 5,912.54 is: 8,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.60 : 12,788.54 = 5,912.54 : x
  2. Step 2: Convert to fraction form
    9,269.60/12,788.54 = 5,912.54/x
  3. Step 3: Cross multiply
    9,269.60x = 12,788.54 × 5,912.54
  4. Step 4: Simplify right side
    9,269.60x = 75,612,754.29
  5. Step 5: Solve for x
    x = 75,612,754.29/9,269.60
  6. Step 6: Final answer
    x = 8,157.07

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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.