Home / 42,511.20-63,791.10-16,234.80

Finding the Fourth Proportional to 42,511.20, 63,791.10 and 16,234.80

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Solution

The fourth proportional to 42,511.20, 63,791.10 and 16,234.80 is: 24,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,511.20 : 63,791.10 = 16,234.80 : x
  2. Step 2: Convert to fraction form
    42,511.20/63,791.10 = 16,234.80/x
  3. Step 3: Cross multiply
    42,511.20x = 63,791.10 × 16,234.80
  4. Step 4: Simplify right side
    42,511.20x = 1,035,635,750.28
  5. Step 5: Solve for x
    x = 1,035,635,750.28/42,511.20
  6. Step 6: Final answer
    x = 24,361.48

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1.5x scale

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.