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Finding the Fourth Proportional to 17,676.99, 24,388.14 and 10,960.20

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Solution

The fourth proportional to 17,676.99, 24,388.14 and 10,960.20 is: 15,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.99 : 24,388.14 = 10,960.20 : x
  2. Step 2: Convert to fraction form
    17,676.99/24,388.14 = 10,960.20/x
  3. Step 3: Cross multiply
    17,676.99x = 24,388.14 × 10,960.20
  4. Step 4: Simplify right side
    17,676.99x = 267,298,892.03
  5. Step 5: Solve for x
    x = 267,298,892.03/17,676.99
  6. Step 6: Final answer
    x = 15,121.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.