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Finding the Fourth Proportional to 12,975.66, 19,464.85 and 5,954.48

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Solution

The fourth proportional to 12,975.66, 19,464.85 and 5,954.48 is: 8,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,975.66 : 19,464.85 = 5,954.48 : x
  2. Step 2: Convert to fraction form
    12,975.66/19,464.85 = 5,954.48/x
  3. Step 3: Cross multiply
    12,975.66x = 19,464.85 × 5,954.48
  4. Step 4: Simplify right side
    12,975.66x = 115,902,970.15
  5. Step 5: Solve for x
    x = 115,902,970.15/12,975.66
  6. Step 6: Final answer
    x = 8,932.34

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