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Finding the Fourth Proportional to 17,080.60, 25,625.70 and 7,224.60

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Solution

The fourth proportional to 17,080.60, 25,625.70 and 7,224.60 is: 10,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.60 : 25,625.70 = 7,224.60 : x
  2. Step 2: Convert to fraction form
    17,080.60/25,625.70 = 7,224.60/x
  3. Step 3: Cross multiply
    17,080.60x = 25,625.70 × 7,224.60
  4. Step 4: Simplify right side
    17,080.60x = 185,135,432.22
  5. Step 5: Solve for x
    x = 185,135,432.22/17,080.60
  6. Step 6: Final answer
    x = 10,838.93

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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.