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Finding the Fourth Proportional to 9,244.01, 12,771.21 and 8,788.84

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Solution

The fourth proportional to 9,244.01, 12,771.21 and 8,788.84 is: 12,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,244.01 : 12,771.21 = 8,788.84 : x
  2. Step 2: Convert to fraction form
    9,244.01/12,771.21 = 8,788.84/x
  3. Step 3: Cross multiply
    9,244.01x = 12,771.21 × 8,788.84
  4. Step 4: Simplify right side
    9,244.01x = 112,244,121.30
  5. Step 5: Solve for x
    x = 112,244,121.30/9,244.01
  6. Step 6: Final answer
    x = 12,142.36

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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.