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Finding the Fourth Proportional to 16,968.44, 25,422.54 and 7,085.97

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Solution

The fourth proportional to 16,968.44, 25,422.54 and 7,085.97 is: 10,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.44 : 25,422.54 = 7,085.97 : x
  2. Step 2: Convert to fraction form
    16,968.44/25,422.54 = 7,085.97/x
  3. Step 3: Cross multiply
    16,968.44x = 25,422.54 × 7,085.97
  4. Step 4: Simplify right side
    16,968.44x = 180,143,355.76
  5. Step 5: Solve for x
    x = 180,143,355.76/16,968.44
  6. Step 6: Final answer
    x = 10,616.38

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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.