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Finding the Fourth Proportional to 27,895.75, 41,843.60 and 8,174.29

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Solution

The fourth proportional to 27,895.75, 41,843.60 and 8,174.29 is: 12,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,895.75 : 41,843.60 = 8,174.29 : x
  2. Step 2: Convert to fraction form
    27,895.75/41,843.60 = 8,174.29/x
  3. Step 3: Cross multiply
    27,895.75x = 41,843.60 × 8,174.29
  4. Step 4: Simplify right side
    27,895.75x = 342,041,721.04
  5. Step 5: Solve for x
    x = 342,041,721.04/27,895.75
  6. Step 6: Final answer
    x = 12,261.43

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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.