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Finding the Fourth Proportional to 63,388.44, 95,083.20 and 16,641

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Solution

The fourth proportional to 63,388.44, 95,083.20 and 16,641 is: 24,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,388.44 : 95,083.20 = 16,641 : x
  2. Step 2: Convert to fraction form
    63,388.44/95,083.20 = 16,641/x
  3. Step 3: Cross multiply
    63,388.44x = 95,083.20 × 16,641
  4. Step 4: Simplify right side
    63,388.44x = 1,582,279,531.20
  5. Step 5: Solve for x
    x = 1,582,279,531.20/63,388.44
  6. Step 6: Final answer
    x = 24,961.64

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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.