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Finding the Fourth Proportional to 63,954.81, 95,940.96 and 21,823.56

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Solution

The fourth proportional to 63,954.81, 95,940.96 and 21,823.56 is: 32,738.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,954.81 : 95,940.96 = 21,823.56 : x
  2. Step 2: Convert to fraction form
    63,954.81/95,940.96 = 21,823.56/x
  3. Step 3: Cross multiply
    63,954.81x = 95,940.96 × 21,823.56
  4. Step 4: Simplify right side
    63,954.81x = 2,093,773,297.02
  5. Step 5: Solve for x
    x = 2,093,773,297.02/63,954.81
  6. Step 6: Final answer
    x = 32,738.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.