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Finding the Fourth Proportional to 110,420.70, 165,631.05 and 57,846.30

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Solution

The fourth proportional to 110,420.70, 165,631.05 and 57,846.30 is: 86,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,420.70 : 165,631.05 = 57,846.30 : x
  2. Step 2: Convert to fraction form
    110,420.70/165,631.05 = 57,846.30/x
  3. Step 3: Cross multiply
    110,420.70x = 165,631.05 × 57,846.30
  4. Step 4: Simplify right side
    110,420.70x = 9,581,143,407.62
  5. Step 5: Solve for x
    x = 9,581,143,407.62/110,420.70
  6. Step 6: Final answer
    x = 86,769.45

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