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Finding the Fourth Proportional to 75,641.72, 113,523.06 and 34,091.96

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Solution

The fourth proportional to 75,641.72, 113,523.06 and 34,091.96 is: 51,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,641.72 : 113,523.06 = 34,091.96 : x
  2. Step 2: Convert to fraction form
    75,641.72/113,523.06 = 34,091.96/x
  3. Step 3: Cross multiply
    75,641.72x = 113,523.06 × 34,091.96
  4. Step 4: Simplify right side
    75,641.72x = 3,870,223,620.60
  5. Step 5: Solve for x
    x = 3,870,223,620.60/75,641.72
  6. Step 6: Final answer
    x = 51,165.20

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