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Finding the Fourth Proportional to 110,372.19, 165,559.87 and 31,486.43

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Solution

The fourth proportional to 110,372.19, 165,559.87 and 31,486.43 is: 47,230.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,372.19 : 165,559.87 = 31,486.43 : x
  2. Step 2: Convert to fraction form
    110,372.19/165,559.87 = 31,486.43/x
  3. Step 3: Cross multiply
    110,372.19x = 165,559.87 × 31,486.43
  4. Step 4: Simplify right side
    110,372.19x = 5,212,888,429.76
  5. Step 5: Solve for x
    x = 5,212,888,429.76/110,372.19
  6. Step 6: Final answer
    x = 47,230.09

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