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Finding the Fourth Proportional to 22,647.03, 33,969.62 and 11,553.47

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Solution

The fourth proportional to 22,647.03, 33,969.62 and 11,553.47 is: 17,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.03 : 33,969.62 = 11,553.47 : x
  2. Step 2: Convert to fraction form
    22,647.03/33,969.62 = 11,553.47/x
  3. Step 3: Cross multiply
    22,647.03x = 33,969.62 × 11,553.47
  4. Step 4: Simplify right side
    22,647.03x = 392,466,757.97
  5. Step 5: Solve for x
    x = 392,466,757.97/22,647.03
  6. Step 6: Final answer
    x = 17,329.72

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1.5x scale

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.