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Finding the Fourth Proportional to 193,318.50, 266,778.98 and 107,290.48

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Solution

The fourth proportional to 193,318.50, 266,778.98 and 107,290.48 is: 148,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,318.50 : 266,778.98 = 107,290.48 : x
  2. Step 2: Convert to fraction form
    193,318.50/266,778.98 = 107,290.48/x
  3. Step 3: Cross multiply
    193,318.50x = 266,778.98 × 107,290.48
  4. Step 4: Simplify right side
    193,318.50x = 28,622,844,818.11
  5. Step 5: Solve for x
    x = 28,622,844,818.11/193,318.50
  6. Step 6: Final answer
    x = 148,060.56

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