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Finding the Fourth Proportional to 16,923.02, 25,400.94 and 8,164.09

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Solution

The fourth proportional to 16,923.02, 25,400.94 and 8,164.09 is: 12,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.02 : 25,400.94 = 8,164.09 : x
  2. Step 2: Convert to fraction form
    16,923.02/25,400.94 = 8,164.09/x
  3. Step 3: Cross multiply
    16,923.02x = 25,400.94 × 8,164.09
  4. Step 4: Simplify right side
    16,923.02x = 207,375,392.42
  5. Step 5: Solve for x
    x = 207,375,392.42/16,923.02
  6. Step 6: Final answer
    x = 12,254.04

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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.