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Finding the Fourth Proportional to 105,231.26, 157,916.09 and 38,671.97

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Solution

The fourth proportional to 105,231.26, 157,916.09 and 38,671.97 is: 58,033.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,231.26 : 157,916.09 = 38,671.97 : x
  2. Step 2: Convert to fraction form
    105,231.26/157,916.09 = 38,671.97/x
  3. Step 3: Cross multiply
    105,231.26x = 157,916.09 × 38,671.97
  4. Step 4: Simplify right side
    105,231.26x = 6,106,926,322.69
  5. Step 5: Solve for x
    x = 6,106,926,322.69/105,231.26
  6. Step 6: Final answer
    x = 58,033.38

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