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Finding the Fourth Proportional to 61,879.15, 85,393.31 and 33,584.84

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Solution

The fourth proportional to 61,879.15, 85,393.31 and 33,584.84 is: 46,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,879.15 : 85,393.31 = 33,584.84 : x
  2. Step 2: Convert to fraction form
    61,879.15/85,393.31 = 33,584.84/x
  3. Step 3: Cross multiply
    61,879.15x = 85,393.31 × 33,584.84
  4. Step 4: Simplify right side
    61,879.15x = 2,867,920,058.53
  5. Step 5: Solve for x
    x = 2,867,920,058.53/61,879.15
  6. Step 6: Final answer
    x = 46,347.12

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