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Finding the Fourth Proportional to 89,720.82, 134,602.38 and 50,305.14

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Solution

The fourth proportional to 89,720.82, 134,602.38 and 50,305.14 is: 75,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,720.82 : 134,602.38 = 50,305.14 : x
  2. Step 2: Convert to fraction form
    89,720.82/134,602.38 = 50,305.14/x
  3. Step 3: Cross multiply
    89,720.82x = 134,602.38 × 50,305.14
  4. Step 4: Simplify right side
    89,720.82x = 6,771,191,570.23
  5. Step 5: Solve for x
    x = 6,771,191,570.23/89,720.82
  6. Step 6: Final answer
    x = 75,469.57

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