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Finding the Fourth Proportional to 33,981.81, 50,956.87 and 12,925.77

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Solution

The fourth proportional to 33,981.81, 50,956.87 and 12,925.77 is: 19,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.81 : 50,956.87 = 12,925.77 : x
  2. Step 2: Convert to fraction form
    33,981.81/50,956.87 = 12,925.77/x
  3. Step 3: Cross multiply
    33,981.81x = 50,956.87 × 12,925.77
  4. Step 4: Simplify right side
    33,981.81x = 658,656,781.54
  5. Step 5: Solve for x
    x = 658,656,781.54/33,981.81
  6. Step 6: Final answer
    x = 19,382.63

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