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Finding the Fourth Proportional to 113,142.75, 169,735.98 and 43,016.60

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Solution

The fourth proportional to 113,142.75, 169,735.98 and 43,016.60 is: 64,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,142.75 : 169,735.98 = 43,016.60 : x
  2. Step 2: Convert to fraction form
    113,142.75/169,735.98 = 43,016.60/x
  3. Step 3: Cross multiply
    113,142.75x = 169,735.98 × 43,016.60
  4. Step 4: Simplify right side
    113,142.75x = 7,301,463,908.59
  5. Step 5: Solve for x
    x = 7,301,463,908.59/113,142.75
  6. Step 6: Final answer
    x = 64,533.20

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