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Finding the Fourth Proportional to 107,796.95, 161,731.41 and 47,817.15

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Solution

The fourth proportional to 107,796.95, 161,731.41 and 47,817.15 is: 71,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,796.95 : 161,731.41 = 47,817.15 : x
  2. Step 2: Convert to fraction form
    107,796.95/161,731.41 = 47,817.15/x
  3. Step 3: Cross multiply
    107,796.95x = 161,731.41 × 47,817.15
  4. Step 4: Simplify right side
    107,796.95x = 7,733,534,776.82
  5. Step 5: Solve for x
    x = 7,733,534,776.82/107,796.95
  6. Step 6: Final answer
    x = 71,741.69

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