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Finding the Fourth Proportional to 23,201.68, 34,809 and 9,153.04

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Solution

The fourth proportional to 23,201.68, 34,809 and 9,153.04 is: 13,732.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,201.68 : 34,809 = 9,153.04 : x
  2. Step 2: Convert to fraction form
    23,201.68/34,809 = 9,153.04/x
  3. Step 3: Cross multiply
    23,201.68x = 34,809 × 9,153.04
  4. Step 4: Simplify right side
    23,201.68x = 318,608,169.36
  5. Step 5: Solve for x
    x = 318,608,169.36/23,201.68
  6. Step 6: Final answer
    x = 13,732.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.