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Finding the Fourth Proportional to 158,031.68, 236,924.48 and 79,105.28

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Solution

The fourth proportional to 158,031.68, 236,924.48 and 79,105.28 is: 118,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,031.68 : 236,924.48 = 79,105.28 : x
  2. Step 2: Convert to fraction form
    158,031.68/236,924.48 = 79,105.28/x
  3. Step 3: Cross multiply
    158,031.68x = 236,924.48 × 79,105.28
  4. Step 4: Simplify right side
    158,031.68x = 18,741,977,329.25
  5. Step 5: Solve for x
    x = 18,741,977,329.25/158,031.68
  6. Step 6: Final answer
    x = 118,596.33

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