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Finding the Fourth Proportional to 27,860.84, 41,793.42 and 12,066.92

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Solution

The fourth proportional to 27,860.84, 41,793.42 and 12,066.92 is: 18,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860.84 : 41,793.42 = 12,066.92 : x
  2. Step 2: Convert to fraction form
    27,860.84/41,793.42 = 12,066.92/x
  3. Step 3: Cross multiply
    27,860.84x = 41,793.42 × 12,066.92
  4. Step 4: Simplify right side
    27,860.84x = 504,317,855.67
  5. Step 5: Solve for x
    x = 504,317,855.67/27,860.84
  6. Step 6: Final answer
    x = 18,101.32

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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.