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Finding the Fourth Proportional to 171,280.04, 256,744.38 and 66,057.64

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Solution

The fourth proportional to 171,280.04, 256,744.38 and 66,057.64 is: 99,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,280.04 : 256,744.38 = 66,057.64 : x
  2. Step 2: Convert to fraction form
    171,280.04/256,744.38 = 66,057.64/x
  3. Step 3: Cross multiply
    171,280.04x = 256,744.38 × 66,057.64
  4. Step 4: Simplify right side
    171,280.04x = 16,959,927,826.06
  5. Step 5: Solve for x
    x = 16,959,927,826.06/171,280.04
  6. Step 6: Final answer
    x = 99,018.71

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