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Finding the Fourth Proportional to 101,948.01, 153,015.41 and 54,616.54

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Solution

The fourth proportional to 101,948.01, 153,015.41 and 54,616.54 is: 81,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,948.01 : 153,015.41 = 54,616.54 : x
  2. Step 2: Convert to fraction form
    101,948.01/153,015.41 = 54,616.54/x
  3. Step 3: Cross multiply
    101,948.01x = 153,015.41 × 54,616.54
  4. Step 4: Simplify right side
    101,948.01x = 8,357,172,014.88
  5. Step 5: Solve for x
    x = 8,357,172,014.88/101,948.01
  6. Step 6: Final answer
    x = 81,974.84

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