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Finding the Fourth Proportional to 225,918.12, 338,656.84 and 107,557.68

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Solution

The fourth proportional to 225,918.12, 338,656.84 and 107,557.68 is: 161,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,918.12 : 338,656.84 = 107,557.68 : x
  2. Step 2: Convert to fraction form
    225,918.12/338,656.84 = 107,557.68/x
  3. Step 3: Cross multiply
    225,918.12x = 338,656.84 × 107,557.68
  4. Step 4: Simplify right side
    225,918.12x = 36,425,144,026.53
  5. Step 5: Solve for x
    x = 36,425,144,026.53/225,918.12
  6. Step 6: Final answer
    x = 161,231.62

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