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Finding the Fourth Proportional to 84,793.68, 127,190.40 and 29,389.68

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Solution

The fourth proportional to 84,793.68, 127,190.40 and 29,389.68 is: 44,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,793.68 : 127,190.40 = 29,389.68 : x
  2. Step 2: Convert to fraction form
    84,793.68/127,190.40 = 29,389.68/x
  3. Step 3: Cross multiply
    84,793.68x = 127,190.40 × 29,389.68
  4. Step 4: Simplify right side
    84,793.68x = 3,738,085,155.07
  5. Step 5: Solve for x
    x = 3,738,085,155.07/84,793.68
  6. Step 6: Final answer
    x = 44,084.48

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