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Finding the Fourth Proportional to 55,600.40, 83,401.68 and 18,160.58

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Solution

The fourth proportional to 55,600.40, 83,401.68 and 18,160.58 is: 27,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,600.40 : 83,401.68 = 18,160.58 : x
  2. Step 2: Convert to fraction form
    55,600.40/83,401.68 = 18,160.58/x
  3. Step 3: Cross multiply
    55,600.40x = 83,401.68 × 18,160.58
  4. Step 4: Simplify right side
    55,600.40x = 1,514,622,881.77
  5. Step 5: Solve for x
    x = 1,514,622,881.77/55,600.40
  6. Step 6: Final answer
    x = 27,241.22

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