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Finding the Fourth Proportional to 63,400.20, 95,100.30 and 16,015.20

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Solution

The fourth proportional to 63,400.20, 95,100.30 and 16,015.20 is: 24,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,400.20 : 95,100.30 = 16,015.20 : x
  2. Step 2: Convert to fraction form
    63,400.20/95,100.30 = 16,015.20/x
  3. Step 3: Cross multiply
    63,400.20x = 95,100.30 × 16,015.20
  4. Step 4: Simplify right side
    63,400.20x = 1,523,050,324.56
  5. Step 5: Solve for x
    x = 1,523,050,324.56/63,400.20
  6. Step 6: Final answer
    x = 24,022.80

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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.