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Finding the Fourth Proportional to 11,391.41, 17,087.01 and 3,600.23

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Solution

The fourth proportional to 11,391.41, 17,087.01 and 3,600.23 is: 5,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.41 : 17,087.01 = 3,600.23 : x
  2. Step 2: Convert to fraction form
    11,391.41/17,087.01 = 3,600.23/x
  3. Step 3: Cross multiply
    11,391.41x = 17,087.01 × 3,600.23
  4. Step 4: Simplify right side
    11,391.41x = 61,517,080.58
  5. Step 5: Solve for x
    x = 61,517,080.58/11,391.41
  6. Step 6: Final answer
    x = 5,400.30

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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.