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Finding the Fourth Proportional to 17,147.97, 25,765.02 and 10,910.70

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Solution

The fourth proportional to 17,147.97, 25,765.02 and 10,910.70 is: 16,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.97 : 25,765.02 = 10,910.70 : x
  2. Step 2: Convert to fraction form
    17,147.97/25,765.02 = 10,910.70/x
  3. Step 3: Cross multiply
    17,147.97x = 25,765.02 × 10,910.70
  4. Step 4: Simplify right side
    17,147.97x = 281,114,403.71
  5. Step 5: Solve for x
    x = 281,114,403.71/17,147.97
  6. Step 6: Final answer
    x = 16,393.45

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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.