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Finding the Fourth Proportional to 7,249.44, 10,872.52 and 3,547.95

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Solution

The fourth proportional to 7,249.44, 10,872.52 and 3,547.95 is: 5,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.44 : 10,872.52 = 3,547.95 : x
  2. Step 2: Convert to fraction form
    7,249.44/10,872.52 = 3,547.95/x
  3. Step 3: Cross multiply
    7,249.44x = 10,872.52 × 3,547.95
  4. Step 4: Simplify right side
    7,249.44x = 38,575,157.33
  5. Step 5: Solve for x
    x = 38,575,157.33/7,249.44
  6. Step 6: Final answer
    x = 5,321.12

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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.