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Finding the Fourth Proportional to 27,933.91, 41,900.87 and 19,650.99

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Solution

The fourth proportional to 27,933.91, 41,900.87 and 19,650.99 is: 29,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.91 : 41,900.87 = 19,650.99 : x
  2. Step 2: Convert to fraction form
    27,933.91/41,900.87 = 19,650.99/x
  3. Step 3: Cross multiply
    27,933.91x = 41,900.87 × 19,650.99
  4. Step 4: Simplify right side
    27,933.91x = 823,393,669.43
  5. Step 5: Solve for x
    x = 823,393,669.43/27,933.91
  6. Step 6: Final answer
    x = 29,476.49

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Similar ratio
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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.