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Finding the Fourth Proportional to 144,708.40, 217,051.80 and 60,446.80

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Solution

The fourth proportional to 144,708.40, 217,051.80 and 60,446.80 is: 90,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,708.40 : 217,051.80 = 60,446.80 : x
  2. Step 2: Convert to fraction form
    144,708.40/217,051.80 = 60,446.80/x
  3. Step 3: Cross multiply
    144,708.40x = 217,051.80 × 60,446.80
  4. Step 4: Simplify right side
    144,708.40x = 13,120,086,744.24
  5. Step 5: Solve for x
    x = 13,120,086,744.24/144,708.40
  6. Step 6: Final answer
    x = 90,665.69

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