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Finding the Fourth Proportional to 63,474.56, 95,220.03 and 21,336.47

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Solution

The fourth proportional to 63,474.56, 95,220.03 and 21,336.47 is: 32,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,474.56 : 95,220.03 = 21,336.47 : x
  2. Step 2: Convert to fraction form
    63,474.56/95,220.03 = 21,336.47/x
  3. Step 3: Cross multiply
    63,474.56x = 95,220.03 × 21,336.47
  4. Step 4: Simplify right side
    63,474.56x = 2,031,659,313.49
  5. Step 5: Solve for x
    x = 2,031,659,313.49/63,474.56
  6. Step 6: Final answer
    x = 32,007.46

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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.