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Finding the Fourth Proportional to 115,241.31, 172,861.97 and 36,363.51

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Solution

The fourth proportional to 115,241.31, 172,861.97 and 36,363.51 is: 54,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,241.31 : 172,861.97 = 36,363.51 : x
  2. Step 2: Convert to fraction form
    115,241.31/172,861.97 = 36,363.51/x
  3. Step 3: Cross multiply
    115,241.31x = 172,861.97 × 36,363.51
  4. Step 4: Simplify right side
    115,241.31x = 6,285,867,792.90
  5. Step 5: Solve for x
    x = 6,285,867,792.90/115,241.31
  6. Step 6: Final answer
    x = 54,545.27

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