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Finding the Fourth Proportional to 113,256.68, 170,016.25 and 60,768.68

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Solution

The fourth proportional to 113,256.68, 170,016.25 and 60,768.68 is: 91,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,256.68 : 170,016.25 = 60,768.68 : x
  2. Step 2: Convert to fraction form
    113,256.68/170,016.25 = 60,768.68/x
  3. Step 3: Cross multiply
    113,256.68x = 170,016.25 × 60,768.68
  4. Step 4: Simplify right side
    113,256.68x = 10,331,662,089.05
  5. Step 5: Solve for x
    x = 10,331,662,089.05/113,256.68
  6. Step 6: Final answer
    x = 91,223.43

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