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Finding the Fourth Proportional to 193,385.71, 266,867.13 and 107,344.45

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Solution

The fourth proportional to 193,385.71, 266,867.13 and 107,344.45 is: 148,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,385.71 : 266,867.13 = 107,344.45 : x
  2. Step 2: Convert to fraction form
    193,385.71/266,867.13 = 107,344.45/x
  3. Step 3: Cross multiply
    193,385.71x = 266,867.13 × 107,344.45
  4. Step 4: Simplify right side
    193,385.71x = 28,646,705,292.93
  5. Step 5: Solve for x
    x = 28,646,705,292.93/193,385.71
  6. Step 6: Final answer
    x = 148,132.48

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