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Finding the Fourth Proportional to 11,556.72, 17,324.16 and 3,760.08

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Solution

The fourth proportional to 11,556.72, 17,324.16 and 3,760.08 is: 5,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.72 : 17,324.16 = 3,760.08 : x
  2. Step 2: Convert to fraction form
    11,556.72/17,324.16 = 3,760.08/x
  3. Step 3: Cross multiply
    11,556.72x = 17,324.16 × 3,760.08
  4. Step 4: Simplify right side
    11,556.72x = 65,140,227.53
  5. Step 5: Solve for x
    x = 65,140,227.53/11,556.72
  6. Step 6: Final answer
    x = 5,636.57

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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.