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Finding the Fourth Proportional to 107,392.88, 161,089.44 and 40,817.36

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Solution

The fourth proportional to 107,392.88, 161,089.44 and 40,817.36 is: 61,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,392.88 : 161,089.44 = 40,817.36 : x
  2. Step 2: Convert to fraction form
    107,392.88/161,089.44 = 40,817.36/x
  3. Step 3: Cross multiply
    107,392.88x = 161,089.44 × 40,817.36
  4. Step 4: Simplify right side
    107,392.88x = 6,575,245,664.68
  5. Step 5: Solve for x
    x = 6,575,245,664.68/107,392.88
  6. Step 6: Final answer
    x = 61,226.09

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