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Finding the Fourth Proportional to 19,950.94, 27,524.58 and 11,449.99

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Solution

The fourth proportional to 19,950.94, 27,524.58 and 11,449.99 is: 15,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.94 : 27,524.58 = 11,449.99 : x
  2. Step 2: Convert to fraction form
    19,950.94/27,524.58 = 11,449.99/x
  3. Step 3: Cross multiply
    19,950.94x = 27,524.58 × 11,449.99
  4. Step 4: Simplify right side
    19,950.94x = 315,156,165.75
  5. Step 5: Solve for x
    x = 315,156,165.75/19,950.94
  6. Step 6: Final answer
    x = 15,796.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.