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Finding the Third Proportional to 10,157.63 and 16,220.44

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Solution

The third proportional to 10,157.63 and 16,220.44 is: 25,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.63 : 16,220.44 = 16,220.44 : x
  2. Step 2: Convert to fraction form
    10,157.63/16,220.44 = 16,220.44/x
  3. Step 3: Cross multiply
    10,157.63x = 16,220.44 × 16,220.44
  4. Step 4: Simplify right side
    10,157.63x = 263,102,592.69
  5. Step 5: Solve for x
    x = 263,102,592.69/10,157.63
  6. Step 6: Final answer
    x = 25,901.98

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.