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Finding the Fourth Proportional to 52,226.81, 78,166.92 and 47,557.56

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Solution

The fourth proportional to 52,226.81, 78,166.92 and 47,557.56 is: 71,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,226.81 : 78,166.92 = 47,557.56 : x
  2. Step 2: Convert to fraction form
    52,226.81/78,166.92 = 47,557.56/x
  3. Step 3: Cross multiply
    52,226.81x = 78,166.92 × 47,557.56
  4. Step 4: Simplify right side
    52,226.81x = 3,717,428,459.38
  5. Step 5: Solve for x
    x = 3,717,428,459.38/52,226.81
  6. Step 6: Final answer
    x = 71,178.55

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