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Finding the Fourth Proportional to 19,754.77, 29,632.18 and 8,067.99

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Solution

The fourth proportional to 19,754.77, 29,632.18 and 8,067.99 is: 12,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.77 : 29,632.18 = 8,067.99 : x
  2. Step 2: Convert to fraction form
    19,754.77/29,632.18 = 8,067.99/x
  3. Step 3: Cross multiply
    19,754.77x = 29,632.18 × 8,067.99
  4. Step 4: Simplify right side
    19,754.77x = 239,072,131.92
  5. Step 5: Solve for x
    x = 239,072,131.92/19,754.77
  6. Step 6: Final answer
    x = 12,102.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.