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Finding the Fourth Proportional to 27,905.94, 41,859.24 and 8,184.89

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Solution

The fourth proportional to 27,905.94, 41,859.24 and 8,184.89 is: 12,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.94 : 41,859.24 = 8,184.89 : x
  2. Step 2: Convert to fraction form
    27,905.94/41,859.24 = 8,184.89/x
  3. Step 3: Cross multiply
    27,905.94x = 41,859.24 × 8,184.89
  4. Step 4: Simplify right side
    27,905.94x = 342,613,379.53
  5. Step 5: Solve for x
    x = 342,613,379.53/27,905.94
  6. Step 6: Final answer
    x = 12,277.44

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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.