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Finding the Fourth Proportional to 26,217, 36,169.20 and 17,269.20

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Solution

The fourth proportional to 26,217, 36,169.20 and 17,269.20 is: 23,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,217 : 36,169.20 = 17,269.20 : x
  2. Step 2: Convert to fraction form
    26,217/36,169.20 = 17,269.20/x
  3. Step 3: Cross multiply
    26,217x = 36,169.20 × 17,269.20
  4. Step 4: Simplify right side
    26,217x = 624,613,148.64
  5. Step 5: Solve for x
    x = 624,613,148.64/26,217
  6. Step 6: Final answer
    x = 23,824.74

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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.