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Finding the Fourth Proportional to 98,196.68, 135,511.44 and 55,761.68

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Solution

The fourth proportional to 98,196.68, 135,511.44 and 55,761.68 is: 76,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,196.68 : 135,511.44 = 55,761.68 : x
  2. Step 2: Convert to fraction form
    98,196.68/135,511.44 = 55,761.68/x
  3. Step 3: Cross multiply
    98,196.68x = 135,511.44 × 55,761.68
  4. Step 4: Simplify right side
    98,196.68x = 7,556,345,553.62
  5. Step 5: Solve for x
    x = 7,556,345,553.62/98,196.68
  6. Step 6: Final answer
    x = 76,951.13

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