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Finding the Fourth Proportional to 16,819.08, 25,205.52 and 8,504.67

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Solution

The fourth proportional to 16,819.08, 25,205.52 and 8,504.67 is: 12,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.08 : 25,205.52 = 8,504.67 : x
  2. Step 2: Convert to fraction form
    16,819.08/25,205.52 = 8,504.67/x
  3. Step 3: Cross multiply
    16,819.08x = 25,205.52 × 8,504.67
  4. Step 4: Simplify right side
    16,819.08x = 214,364,629.78
  5. Step 5: Solve for x
    x = 214,364,629.78/16,819.08
  6. Step 6: Final answer
    x = 12,745.32

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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.