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Finding the Fourth Proportional to 25,445.44, 38,168.11 and 9,863.02

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Solution

The fourth proportional to 25,445.44, 38,168.11 and 9,863.02 is: 14,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.44 : 38,168.11 = 9,863.02 : x
  2. Step 2: Convert to fraction form
    25,445.44/38,168.11 = 9,863.02/x
  3. Step 3: Cross multiply
    25,445.44x = 38,168.11 × 9,863.02
  4. Step 4: Simplify right side
    25,445.44x = 376,452,832.29
  5. Step 5: Solve for x
    x = 376,452,832.29/25,445.44
  6. Step 6: Final answer
    x = 14,794.51

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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.