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Finding the Fourth Proportional to 49,383.48, 74,026.08 and 31,865.64

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Solution

The fourth proportional to 49,383.48, 74,026.08 and 31,865.64 is: 47,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,383.48 : 74,026.08 = 31,865.64 : x
  2. Step 2: Convert to fraction form
    49,383.48/74,026.08 = 31,865.64/x
  3. Step 3: Cross multiply
    49,383.48x = 74,026.08 × 31,865.64
  4. Step 4: Simplify right side
    49,383.48x = 2,358,888,415.89
  5. Step 5: Solve for x
    x = 2,358,888,415.89/49,383.48
  6. Step 6: Final answer
    x = 47,766.75

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