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Finding the Third Proportional to 50,737.50 and 68,445

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Solution

The third proportional to 50,737.50 and 68,445 is: 92,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,737.50 : 68,445 = 68,445 : x
  2. Step 2: Convert to fraction form
    50,737.50/68,445 = 68,445/x
  3. Step 3: Cross multiply
    50,737.50x = 68,445 × 68,445
  4. Step 4: Simplify right side
    50,737.50x = 4,684,718,025
  5. Step 5: Solve for x
    x = 4,684,718,025/50,737.50
  6. Step 6: Final answer
    x = 92,332.46

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.