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Finding the Fourth Proportional to 201,112.81, 277,579.90 and 139,110.53

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Solution

The fourth proportional to 201,112.81, 277,579.90 and 139,110.53 is: 192,003.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,112.81 : 277,579.90 = 139,110.53 : x
  2. Step 2: Convert to fraction form
    201,112.81/277,579.90 = 139,110.53/x
  3. Step 3: Cross multiply
    201,112.81x = 277,579.90 × 139,110.53
  4. Step 4: Simplify right side
    201,112.81x = 38,614,287,006.35
  5. Step 5: Solve for x
    x = 38,614,287,006.35/201,112.81
  6. Step 6: Final answer
    x = 192,003.12

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