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Finding the Fourth Proportional to 72,330.42, 108,512.19 and 27,957.54

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Solution

The fourth proportional to 72,330.42, 108,512.19 and 27,957.54 is: 41,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,330.42 : 108,512.19 = 27,957.54 : x
  2. Step 2: Convert to fraction form
    72,330.42/108,512.19 = 27,957.54/x
  3. Step 3: Cross multiply
    72,330.42x = 108,512.19 × 27,957.54
  4. Step 4: Simplify right side
    72,330.42x = 3,033,733,892.41
  5. Step 5: Solve for x
    x = 3,033,733,892.41/72,330.42
  6. Step 6: Final answer
    x = 41,942.71

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