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Finding the Fourth Proportional to 68,983.25, 103,547.26 and 61,135.97

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Solution

The fourth proportional to 68,983.25, 103,547.26 and 61,135.97 is: 91,768.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,983.25 : 103,547.26 = 61,135.97 : x
  2. Step 2: Convert to fraction form
    68,983.25/103,547.26 = 61,135.97/x
  3. Step 3: Cross multiply
    68,983.25x = 103,547.26 × 61,135.97
  4. Step 4: Simplify right side
    68,983.25x = 6,330,461,739.63
  5. Step 5: Solve for x
    x = 6,330,461,739.63/68,983.25
  6. Step 6: Final answer
    x = 91,768.11

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