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Finding the Fourth Proportional to 78,753.96, 108,679.14 and 42,944.22

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Solution

The fourth proportional to 78,753.96, 108,679.14 and 42,944.22 is: 59,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,753.96 : 108,679.14 = 42,944.22 : x
  2. Step 2: Convert to fraction form
    78,753.96/108,679.14 = 42,944.22/x
  3. Step 3: Cross multiply
    78,753.96x = 108,679.14 × 42,944.22
  4. Step 4: Simplify right side
    78,753.96x = 4,667,140,897.57
  5. Step 5: Solve for x
    x = 4,667,140,897.57/78,753.96
  6. Step 6: Final answer
    x = 59,262.30

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