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Finding the Fourth Proportional to 7,761.96, 11,646.90 and 5,924.88

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Solution

The fourth proportional to 7,761.96, 11,646.90 and 5,924.88 is: 8,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761.96 : 11,646.90 = 5,924.88 : x
  2. Step 2: Convert to fraction form
    7,761.96/11,646.90 = 5,924.88/x
  3. Step 3: Cross multiply
    7,761.96x = 11,646.90 × 5,924.88
  4. Step 4: Simplify right side
    7,761.96x = 69,006,484.87
  5. Step 5: Solve for x
    x = 69,006,484.87/7,761.96
  6. Step 6: Final answer
    x = 8,890.34

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