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Finding the Fourth Proportional to 16,826.80, 25,234.68 and 8,924.68

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Solution

The fourth proportional to 16,826.80, 25,234.68 and 8,924.68 is: 13,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.80 : 25,234.68 = 8,924.68 : x
  2. Step 2: Convert to fraction form
    16,826.80/25,234.68 = 8,924.68/x
  3. Step 3: Cross multiply
    16,826.80x = 25,234.68 × 8,924.68
  4. Step 4: Simplify right side
    16,826.80x = 225,211,443.90
  5. Step 5: Solve for x
    x = 225,211,443.90/16,826.80
  6. Step 6: Final answer
    x = 13,384.09

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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.