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Finding the Fourth Proportional to 93,227.43, 128,644.20 and 52,385.07

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Solution

The fourth proportional to 93,227.43, 128,644.20 and 52,385.07 is: 72,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,227.43 : 128,644.20 = 52,385.07 : x
  2. Step 2: Convert to fraction form
    93,227.43/128,644.20 = 52,385.07/x
  3. Step 3: Cross multiply
    93,227.43x = 128,644.20 × 52,385.07
  4. Step 4: Simplify right side
    93,227.43x = 6,739,035,422.09
  5. Step 5: Solve for x
    x = 6,739,035,422.09/93,227.43
  6. Step 6: Final answer
    x = 72,285.97

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