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Finding the Fourth Proportional to 55,123.86, 82,655.40 and 17,162.84

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Solution

The fourth proportional to 55,123.86, 82,655.40 and 17,162.84 is: 25,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,123.86 : 82,655.40 = 17,162.84 : x
  2. Step 2: Convert to fraction form
    55,123.86/82,655.40 = 17,162.84/x
  3. Step 3: Cross multiply
    55,123.86x = 82,655.40 × 17,162.84
  4. Step 4: Simplify right side
    55,123.86x = 1,418,601,405.34
  5. Step 5: Solve for x
    x = 1,418,601,405.34/55,123.86
  6. Step 6: Final answer
    x = 25,734.80

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