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Finding the Fourth Proportional to 61,243.18, 84,509.06 and 34,388.62

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Solution

The fourth proportional to 61,243.18, 84,509.06 and 34,388.62 is: 47,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,243.18 : 84,509.06 = 34,388.62 : x
  2. Step 2: Convert to fraction form
    61,243.18/84,509.06 = 34,388.62/x
  3. Step 3: Cross multiply
    61,243.18x = 84,509.06 × 34,388.62
  4. Step 4: Simplify right side
    61,243.18x = 2,906,149,950.90
  5. Step 5: Solve for x
    x = 2,906,149,950.90/61,243.18
  6. Step 6: Final answer
    x = 47,452.63

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