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Finding the Fourth Proportional to 116,698.66, 161,047.34 and 71,375.82

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Solution

The fourth proportional to 116,698.66, 161,047.34 and 71,375.82 is: 98,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,698.66 : 161,047.34 = 71,375.82 : x
  2. Step 2: Convert to fraction form
    116,698.66/161,047.34 = 71,375.82/x
  3. Step 3: Cross multiply
    116,698.66x = 161,047.34 × 71,375.82
  4. Step 4: Simplify right side
    116,698.66x = 11,494,885,258.17
  5. Step 5: Solve for x
    x = 11,494,885,258.17/116,698.66
  6. Step 6: Final answer
    x = 98,500.58

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