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Finding the Fourth Proportional to 161,713.56, 223,169.40 and 93,730.80

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Solution

The fourth proportional to 161,713.56, 223,169.40 and 93,730.80 is: 129,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,713.56 : 223,169.40 = 93,730.80 : x
  2. Step 2: Convert to fraction form
    161,713.56/223,169.40 = 93,730.80/x
  3. Step 3: Cross multiply
    161,713.56x = 223,169.40 × 93,730.80
  4. Step 4: Simplify right side
    161,713.56x = 20,917,846,397.52
  5. Step 5: Solve for x
    x = 20,917,846,397.52/161,713.56
  6. Step 6: Final answer
    x = 129,351.22

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