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Finding the Fourth Proportional to 167,853.80, 251,780.70 and 161,402.60

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Solution

The fourth proportional to 167,853.80, 251,780.70 and 161,402.60 is: 242,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,853.80 : 251,780.70 = 161,402.60 : x
  2. Step 2: Convert to fraction form
    167,853.80/251,780.70 = 161,402.60/x
  3. Step 3: Cross multiply
    167,853.80x = 251,780.70 × 161,402.60
  4. Step 4: Simplify right side
    167,853.80x = 40,638,059,609.82
  5. Step 5: Solve for x
    x = 40,638,059,609.82/167,853.80
  6. Step 6: Final answer
    x = 242,103.90

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