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Finding the Fourth Proportional to 38,046.79, 57,039.25 and 15,876.68

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Solution

The fourth proportional to 38,046.79, 57,039.25 and 15,876.68 is: 23,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.79 : 57,039.25 = 15,876.68 : x
  2. Step 2: Convert to fraction form
    38,046.79/57,039.25 = 15,876.68/x
  3. Step 3: Cross multiply
    38,046.79x = 57,039.25 × 15,876.68
  4. Step 4: Simplify right side
    38,046.79x = 905,593,919.69
  5. Step 5: Solve for x
    x = 905,593,919.69/38,046.79
  6. Step 6: Final answer
    x = 23,802.11

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