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Finding the Fourth Proportional to 8,582.46, 12,877.71 and 3,039.99

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Solution

The fourth proportional to 8,582.46, 12,877.71 and 3,039.99 is: 4,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.46 : 12,877.71 = 3,039.99 : x
  2. Step 2: Convert to fraction form
    8,582.46/12,877.71 = 3,039.99/x
  3. Step 3: Cross multiply
    8,582.46x = 12,877.71 × 3,039.99
  4. Step 4: Simplify right side
    8,582.46x = 39,148,109.62
  5. Step 5: Solve for x
    x = 39,148,109.62/8,582.46
  6. Step 6: Final answer
    x = 4,561.41

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