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Finding the Fourth Proportional to 115,119.49, 158,822.76 and 69,764.76

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Solution

The fourth proportional to 115,119.49, 158,822.76 and 69,764.76 is: 96,249.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,119.49 : 158,822.76 = 69,764.76 : x
  2. Step 2: Convert to fraction form
    115,119.49/158,822.76 = 69,764.76/x
  3. Step 3: Cross multiply
    115,119.49x = 158,822.76 × 69,764.76
  4. Step 4: Simplify right side
    115,119.49x = 11,080,230,939.82
  5. Step 5: Solve for x
    x = 11,080,230,939.82/115,119.49
  6. Step 6: Final answer
    x = 96,249.83

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