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Finding the Fourth Proportional to 43,721.41, 65,486.88 and 26,803.22

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Solution

The fourth proportional to 43,721.41, 65,486.88 and 26,803.22 is: 40,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721.41 : 65,486.88 = 26,803.22 : x
  2. Step 2: Convert to fraction form
    43,721.41/65,486.88 = 26,803.22/x
  3. Step 3: Cross multiply
    43,721.41x = 65,486.88 × 26,803.22
  4. Step 4: Simplify right side
    43,721.41x = 1,755,259,251.75
  5. Step 5: Solve for x
    x = 1,755,259,251.75/43,721.41
  6. Step 6: Final answer
    x = 40,146.45

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