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Finding the Fourth Proportional to 173,710.80, 260,128.80 and 165,837.60

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Solution

The fourth proportional to 173,710.80, 260,128.80 and 165,837.60 is: 248,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,710.80 : 260,128.80 = 165,837.60 : x
  2. Step 2: Convert to fraction form
    173,710.80/260,128.80 = 165,837.60/x
  3. Step 3: Cross multiply
    173,710.80x = 260,128.80 × 165,837.60
  4. Step 4: Simplify right side
    173,710.80x = 43,139,135,882.88
  5. Step 5: Solve for x
    x = 43,139,135,882.88/173,710.80
  6. Step 6: Final answer
    x = 248,338.82

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