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Finding the Fourth Proportional to 63,744.40, 95,616.60 and 36,096.40

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Solution

The fourth proportional to 63,744.40, 95,616.60 and 36,096.40 is: 54,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,744.40 : 95,616.60 = 36,096.40 : x
  2. Step 2: Convert to fraction form
    63,744.40/95,616.60 = 36,096.40/x
  3. Step 3: Cross multiply
    63,744.40x = 95,616.60 × 36,096.40
  4. Step 4: Simplify right side
    63,744.40x = 3,451,415,040.24
  5. Step 5: Solve for x
    x = 3,451,415,040.24/63,744.40
  6. Step 6: Final answer
    x = 54,144.60

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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.