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Finding the Fourth Proportional to 11,687.03, 17,523.57 and 5,448.44

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Solution

The fourth proportional to 11,687.03, 17,523.57 and 5,448.44 is: 8,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687.03 : 17,523.57 = 5,448.44 : x
  2. Step 2: Convert to fraction form
    11,687.03/17,523.57 = 5,448.44/x
  3. Step 3: Cross multiply
    11,687.03x = 17,523.57 × 5,448.44
  4. Step 4: Simplify right side
    11,687.03x = 95,476,088.72
  5. Step 5: Solve for x
    x = 95,476,088.72/11,687.03
  6. Step 6: Final answer
    x = 8,169.40

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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.