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Finding the Fourth Proportional to 236,471.46, 326,337.56 and 129,048.42

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Solution

The fourth proportional to 236,471.46, 326,337.56 and 129,048.42 is: 178,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,471.46 : 326,337.56 = 129,048.42 : x
  2. Step 2: Convert to fraction form
    236,471.46/326,337.56 = 129,048.42/x
  3. Step 3: Cross multiply
    236,471.46x = 326,337.56 × 129,048.42
  4. Step 4: Simplify right side
    236,471.46x = 42,113,345,859.41
  5. Step 5: Solve for x
    x = 42,113,345,859.41/236,471.46
  6. Step 6: Final answer
    x = 178,090.61

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