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Finding the Fourth Proportional to 17,744.67, 26,584.20 and 8,958.60

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Solution

The fourth proportional to 17,744.67, 26,584.20 and 8,958.60 is: 13,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,744.67 : 26,584.20 = 8,958.60 : x
  2. Step 2: Convert to fraction form
    17,744.67/26,584.20 = 8,958.60/x
  3. Step 3: Cross multiply
    17,744.67x = 26,584.20 × 8,958.60
  4. Step 4: Simplify right side
    17,744.67x = 238,157,214.12
  5. Step 5: Solve for x
    x = 238,157,214.12/17,744.67
  6. Step 6: Final answer
    x = 13,421.34

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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.