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Finding the Fourth Proportional to 27,923.34, 41,884.99 and 8,215.73

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Solution

The fourth proportional to 27,923.34, 41,884.99 and 8,215.73 is: 12,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.34 : 41,884.99 = 8,215.73 : x
  2. Step 2: Convert to fraction form
    27,923.34/41,884.99 = 8,215.73/x
  3. Step 3: Cross multiply
    27,923.34x = 41,884.99 × 8,215.73
  4. Step 4: Simplify right side
    27,923.34x = 344,115,538.93
  5. Step 5: Solve for x
    x = 344,115,538.93/27,923.34
  6. Step 6: Final answer
    x = 12,323.58

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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.