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Finding the Fourth Proportional to 5,582.94, 7,697.91 and 3,815.58

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Solution

The fourth proportional to 5,582.94, 7,697.91 and 3,815.58 is: 5,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.94 : 7,697.91 = 3,815.58 : x
  2. Step 2: Convert to fraction form
    5,582.94/7,697.91 = 3,815.58/x
  3. Step 3: Cross multiply
    5,582.94x = 7,697.91 × 3,815.58
  4. Step 4: Simplify right side
    5,582.94x = 29,371,991.44
  5. Step 5: Solve for x
    x = 29,371,991.44/5,582.94
  6. Step 6: Final answer
    x = 5,261.03

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