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Finding the Fourth Proportional to 110,545.32, 165,817.31 and 31,659.56

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Solution

The fourth proportional to 110,545.32, 165,817.31 and 31,659.56 is: 47,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.32 : 165,817.31 = 31,659.56 : x
  2. Step 2: Convert to fraction form
    110,545.32/165,817.31 = 31,659.56/x
  3. Step 3: Cross multiply
    110,545.32x = 165,817.31 × 31,659.56
  4. Step 4: Simplify right side
    110,545.32x = 5,249,702,087.60
  5. Step 5: Solve for x
    x = 5,249,702,087.60/110,545.32
  6. Step 6: Final answer
    x = 47,489.14

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