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Finding the Fourth Proportional to 271,361.71, 407,062.05 and 71,680.15

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Solution

The fourth proportional to 271,361.71, 407,062.05 and 71,680.15 is: 107,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,361.71 : 407,062.05 = 71,680.15 : x
  2. Step 2: Convert to fraction form
    271,361.71/407,062.05 = 71,680.15/x
  3. Step 3: Cross multiply
    271,361.71x = 407,062.05 × 71,680.15
  4. Step 4: Simplify right side
    271,361.71x = 29,178,268,803.31
  5. Step 5: Solve for x
    x = 29,178,268,803.31/271,361.71
  6. Step 6: Final answer
    x = 107,525.37

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