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Finding the Fourth Proportional to 17,043.14, 23,519.78 and 9,489.80

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Solution

The fourth proportional to 17,043.14, 23,519.78 and 9,489.80 is: 13,096.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,043.14 : 23,519.78 = 9,489.80 : x
  2. Step 2: Convert to fraction form
    17,043.14/23,519.78 = 9,489.80/x
  3. Step 3: Cross multiply
    17,043.14x = 23,519.78 × 9,489.80
  4. Step 4: Simplify right side
    17,043.14x = 223,198,008.24
  5. Step 5: Solve for x
    x = 223,198,008.24/17,043.14
  6. Step 6: Final answer
    x = 13,096.06

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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.