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Finding the Fourth Proportional to 55,709.70, 83,564.55 and 36,682.80

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Solution

The fourth proportional to 55,709.70, 83,564.55 and 36,682.80 is: 55,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.70 : 83,564.55 = 36,682.80 : x
  2. Step 2: Convert to fraction form
    55,709.70/83,564.55 = 36,682.80/x
  3. Step 3: Cross multiply
    55,709.70x = 83,564.55 × 36,682.80
  4. Step 4: Simplify right side
    55,709.70x = 3,065,381,674.74
  5. Step 5: Solve for x
    x = 3,065,381,674.74/55,709.70
  6. Step 6: Final answer
    x = 55,024.20

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