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Finding the Fourth Proportional to 85,066.65, 117,395.87 and 47,343.33

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Solution

The fourth proportional to 85,066.65, 117,395.87 and 47,343.33 is: 65,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,066.65 : 117,395.87 = 47,343.33 : x
  2. Step 2: Convert to fraction form
    85,066.65/117,395.87 = 47,343.33/x
  3. Step 3: Cross multiply
    85,066.65x = 117,395.87 × 47,343.33
  4. Step 4: Simplify right side
    85,066.65x = 5,557,911,177.33
  5. Step 5: Solve for x
    x = 5,557,911,177.33/85,066.65
  6. Step 6: Final answer
    x = 65,335.96

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