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Finding the Third Proportional to 50,157 and 67,135.50

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Solution

The third proportional to 50,157 and 67,135.50 is: 89,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,157 : 67,135.50 = 67,135.50 : x
  2. Step 2: Convert to fraction form
    50,157/67,135.50 = 67,135.50/x
  3. Step 3: Cross multiply
    50,157x = 67,135.50 × 67,135.50
  4. Step 4: Simplify right side
    50,157x = 4,507,175,360.25
  5. Step 5: Solve for x
    x = 4,507,175,360.25/50,157
  6. Step 6: Final answer
    x = 89,861.34

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.