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Finding the Fourth Proportional to 55,154.46, 82,744.65 and 15,712.14

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Solution

The fourth proportional to 55,154.46, 82,744.65 and 15,712.14 is: 23,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154.46 : 82,744.65 = 15,712.14 : x
  2. Step 2: Convert to fraction form
    55,154.46/82,744.65 = 15,712.14/x
  3. Step 3: Cross multiply
    55,154.46x = 82,744.65 × 15,712.14
  4. Step 4: Simplify right side
    55,154.46x = 1,300,095,525.05
  5. Step 5: Solve for x
    x = 1,300,095,525.05/55,154.46
  6. Step 6: Final answer
    x = 23,571.90

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