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Finding the Fourth Proportional to 21,855.24, 32,782.59 and 7,063.83

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Solution

The fourth proportional to 21,855.24, 32,782.59 and 7,063.83 is: 10,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,855.24 : 32,782.59 = 7,063.83 : x
  2. Step 2: Convert to fraction form
    21,855.24/32,782.59 = 7,063.83/x
  3. Step 3: Cross multiply
    21,855.24x = 32,782.59 × 7,063.83
  4. Step 4: Simplify right side
    21,855.24x = 231,570,642.72
  5. Step 5: Solve for x
    x = 231,570,642.72/21,855.24
  6. Step 6: Final answer
    x = 10,595.66

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