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Finding the Fourth Proportional to 33,159.68, 49,726.08 and 12,384.64

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Solution

The fourth proportional to 33,159.68, 49,726.08 and 12,384.64 is: 18,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.68 : 49,726.08 = 12,384.64 : x
  2. Step 2: Convert to fraction form
    33,159.68/49,726.08 = 12,384.64/x
  3. Step 3: Cross multiply
    33,159.68x = 49,726.08 × 12,384.64
  4. Step 4: Simplify right side
    33,159.68x = 615,839,599.41
  5. Step 5: Solve for x
    x = 615,839,599.41/33,159.68
  6. Step 6: Final answer
    x = 18,571.94

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