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Finding the Fourth Proportional to 33,517.60, 50,290.80 and 17,101.60

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Solution

The fourth proportional to 33,517.60, 50,290.80 and 17,101.60 is: 25,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,517.60 : 50,290.80 = 17,101.60 : x
  2. Step 2: Convert to fraction form
    33,517.60/50,290.80 = 17,101.60/x
  3. Step 3: Cross multiply
    33,517.60x = 50,290.80 × 17,101.60
  4. Step 4: Simplify right side
    33,517.60x = 860,053,145.28
  5. Step 5: Solve for x
    x = 860,053,145.28/33,517.60
  6. Step 6: Final answer
    x = 25,659.75

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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.