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Finding the Fourth Proportional to 21,520.76, 32,282.99 and 5,938.38

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Solution

The fourth proportional to 21,520.76, 32,282.99 and 5,938.38 is: 8,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,520.76 : 32,282.99 = 5,938.38 : x
  2. Step 2: Convert to fraction form
    21,520.76/32,282.99 = 5,938.38/x
  3. Step 3: Cross multiply
    21,520.76x = 32,282.99 × 5,938.38
  4. Step 4: Simplify right side
    21,520.76x = 191,708,632.46
  5. Step 5: Solve for x
    x = 191,708,632.46/21,520.76
  6. Step 6: Final answer
    x = 8,908.08

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