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Finding the Fourth Proportional to 160,764.33, 221,843.96 and 89,141.70

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Solution

The fourth proportional to 160,764.33, 221,843.96 and 89,141.70 is: 123,009.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,764.33 : 221,843.96 = 89,141.70 : x
  2. Step 2: Convert to fraction form
    160,764.33/221,843.96 = 89,141.70/x
  3. Step 3: Cross multiply
    160,764.33x = 221,843.96 × 89,141.70
  4. Step 4: Simplify right side
    160,764.33x = 19,775,546,174.20
  5. Step 5: Solve for x
    x = 19,775,546,174.20/160,764.33
  6. Step 6: Final answer
    x = 123,009.54

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