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Finding the Fourth Proportional to 33,868.92, 46,761.93 and 21,141.48

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Solution

The fourth proportional to 33,868.92, 46,761.93 and 21,141.48 is: 29,189.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.92 : 46,761.93 = 21,141.48 : x
  2. Step 2: Convert to fraction form
    33,868.92/46,761.93 = 21,141.48/x
  3. Step 3: Cross multiply
    33,868.92x = 46,761.93 × 21,141.48
  4. Step 4: Simplify right side
    33,868.92x = 988,616,407.86
  5. Step 5: Solve for x
    x = 988,616,407.86/33,868.92
  6. Step 6: Final answer
    x = 29,189.49

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