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Finding the Fourth Proportional to 17,627.70, 26,441.55 and 10,974.90

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Solution

The fourth proportional to 17,627.70, 26,441.55 and 10,974.90 is: 16,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.70 : 26,441.55 = 10,974.90 : x
  2. Step 2: Convert to fraction form
    17,627.70/26,441.55 = 10,974.90/x
  3. Step 3: Cross multiply
    17,627.70x = 26,441.55 × 10,974.90
  4. Step 4: Simplify right side
    17,627.70x = 290,193,367.10
  5. Step 5: Solve for x
    x = 290,193,367.10/17,627.70
  6. Step 6: Final answer
    x = 16,462.35

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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.