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Finding the Fourth Proportional to 85,817.84, 118,428.54 and 48,092.36

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Solution

The fourth proportional to 85,817.84, 118,428.54 and 48,092.36 is: 66,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,817.84 : 118,428.54 = 48,092.36 : x
  2. Step 2: Convert to fraction form
    85,817.84/118,428.54 = 48,092.36/x
  3. Step 3: Cross multiply
    85,817.84x = 118,428.54 × 48,092.36
  4. Step 4: Simplify right side
    85,817.84x = 5,695,507,979.95
  5. Step 5: Solve for x
    x = 5,695,507,979.95/85,817.84
  6. Step 6: Final answer
    x = 66,367.41

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