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Finding the Fourth Proportional to 96,840.76, 133,625.70 and 54,391.16

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Solution

The fourth proportional to 96,840.76, 133,625.70 and 54,391.16 is: 75,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,840.76 : 133,625.70 = 54,391.16 : x
  2. Step 2: Convert to fraction form
    96,840.76/133,625.70 = 54,391.16/x
  3. Step 3: Cross multiply
    96,840.76x = 133,625.70 × 54,391.16
  4. Step 4: Simplify right side
    96,840.76x = 7,268,056,828.81
  5. Step 5: Solve for x
    x = 7,268,056,828.81/96,840.76
  6. Step 6: Final answer
    x = 75,051.63

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