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Finding the Fourth Proportional to 63,871.56, 95,851.32 and 22,318.56

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Solution

The fourth proportional to 63,871.56, 95,851.32 and 22,318.56 is: 33,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.56 : 95,851.32 = 22,318.56 : x
  2. Step 2: Convert to fraction form
    63,871.56/95,851.32 = 22,318.56/x
  3. Step 3: Cross multiply
    63,871.56x = 95,851.32 × 22,318.56
  4. Step 4: Simplify right side
    63,871.56x = 2,139,263,436.50
  5. Step 5: Solve for x
    x = 2,139,263,436.50/63,871.56
  6. Step 6: Final answer
    x = 33,493.21

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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.