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Finding the Fourth Proportional to 165,695.93, 228,690.03 and 97,708.78

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Solution

The fourth proportional to 165,695.93, 228,690.03 and 97,708.78 is: 134,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,695.93 : 228,690.03 = 97,708.78 : x
  2. Step 2: Convert to fraction form
    165,695.93/228,690.03 = 97,708.78/x
  3. Step 3: Cross multiply
    165,695.93x = 228,690.03 × 97,708.78
  4. Step 4: Simplify right side
    165,695.93x = 22,345,024,481.73
  5. Step 5: Solve for x
    x = 22,345,024,481.73/165,695.93
  6. Step 6: Final answer
    x = 134,855.60

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