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Finding the Fourth Proportional to 135,945.84, 187,606.52 and 79,346.16

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Solution

The fourth proportional to 135,945.84, 187,606.52 and 79,346.16 is: 109,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,945.84 : 187,606.52 = 79,346.16 : x
  2. Step 2: Convert to fraction form
    135,945.84/187,606.52 = 79,346.16/x
  3. Step 3: Cross multiply
    135,945.84x = 187,606.52 × 79,346.16
  4. Step 4: Simplify right side
    135,945.84x = 14,885,856,952.96
  5. Step 5: Solve for x
    x = 14,885,856,952.96/135,945.84
  6. Step 6: Final answer
    x = 109,498.44

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