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Finding the Fourth Proportional to 93,286.88, 128,735.90 and 50,845.52

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Solution

The fourth proportional to 93,286.88, 128,735.90 and 50,845.52 is: 70,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,286.88 : 128,735.90 = 50,845.52 : x
  2. Step 2: Convert to fraction form
    93,286.88/128,735.90 = 50,845.52/x
  3. Step 3: Cross multiply
    93,286.88x = 128,735.90 × 50,845.52
  4. Step 4: Simplify right side
    93,286.88x = 6,545,642,880.26
  5. Step 5: Solve for x
    x = 6,545,642,880.26/93,286.88
  6. Step 6: Final answer
    x = 70,166.81

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