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Finding the Fourth Proportional to 107,764.80, 161,647.20 and 41,207.10

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Solution

The fourth proportional to 107,764.80, 161,647.20 and 41,207.10 is: 61,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,764.80 : 161,647.20 = 41,207.10 : x
  2. Step 2: Convert to fraction form
    107,764.80/161,647.20 = 41,207.10/x
  3. Step 3: Cross multiply
    107,764.80x = 161,647.20 × 41,207.10
  4. Step 4: Simplify right side
    107,764.80x = 6,661,012,335.12
  5. Step 5: Solve for x
    x = 6,661,012,335.12/107,764.80
  6. Step 6: Final answer
    x = 61,810.65

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