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Finding the Fourth Proportional to 23,704.08, 32,711.73 and 12,949.09

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Solution

The fourth proportional to 23,704.08, 32,711.73 and 12,949.09 is: 17,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,704.08 : 32,711.73 = 12,949.09 : x
  2. Step 2: Convert to fraction form
    23,704.08/32,711.73 = 12,949.09/x
  3. Step 3: Cross multiply
    23,704.08x = 32,711.73 × 12,949.09
  4. Step 4: Simplify right side
    23,704.08x = 423,587,135.83
  5. Step 5: Solve for x
    x = 423,587,135.83/23,704.08
  6. Step 6: Final answer
    x = 17,869.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.