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Finding the Fourth Proportional to 189,726.88, 284,523.20 and 83,162.56

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Solution

The fourth proportional to 189,726.88, 284,523.20 and 83,162.56 is: 124,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,726.88 : 284,523.20 = 83,162.56 : x
  2. Step 2: Convert to fraction form
    189,726.88/284,523.20 = 83,162.56/x
  3. Step 3: Cross multiply
    189,726.88x = 284,523.20 × 83,162.56
  4. Step 4: Simplify right side
    189,726.88x = 23,661,677,691.39
  5. Step 5: Solve for x
    x = 23,661,677,691.39/189,726.88
  6. Step 6: Final answer
    x = 124,714.42

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