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Finding the Fourth Proportional to 53,761.48, 74,186.64 and 29,886.70

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Solution

The fourth proportional to 53,761.48, 74,186.64 and 29,886.70 is: 41,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,761.48 : 74,186.64 = 29,886.70 : x
  2. Step 2: Convert to fraction form
    53,761.48/74,186.64 = 29,886.70/x
  3. Step 3: Cross multiply
    53,761.48x = 74,186.64 × 29,886.70
  4. Step 4: Simplify right side
    53,761.48x = 2,217,193,853.69
  5. Step 5: Solve for x
    x = 2,217,193,853.69/53,761.48
  6. Step 6: Final answer
    x = 41,241.31

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