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Finding the Fourth Proportional to 161,449.72, 242,211.42 and 49,145.84

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Solution

The fourth proportional to 161,449.72, 242,211.42 and 49,145.84 is: 73,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,449.72 : 242,211.42 = 49,145.84 : x
  2. Step 2: Convert to fraction form
    161,449.72/242,211.42 = 49,145.84/x
  3. Step 3: Cross multiply
    161,449.72x = 242,211.42 × 49,145.84
  4. Step 4: Simplify right side
    161,449.72x = 11,903,683,693.49
  5. Step 5: Solve for x
    x = 11,903,683,693.49/161,449.72
  6. Step 6: Final answer
    x = 73,729.97

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