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Finding the Fourth Proportional to 27,794.80, 41,690.94 and 8,072.92

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Solution

The fourth proportional to 27,794.80, 41,690.94 and 8,072.92 is: 12,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794.80 : 41,690.94 = 8,072.92 : x
  2. Step 2: Convert to fraction form
    27,794.80/41,690.94 = 8,072.92/x
  3. Step 3: Cross multiply
    27,794.80x = 41,690.94 × 8,072.92
  4. Step 4: Simplify right side
    27,794.80x = 336,567,623.34
  5. Step 5: Solve for x
    x = 336,567,623.34/27,794.80
  6. Step 6: Final answer
    x = 12,109.01

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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.