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Finding the Third Proportional to 72,104 and 96,450

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Solution

The third proportional to 72,104 and 96,450 is: 129,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,104 : 96,450 = 96,450 : x
  2. Step 2: Convert to fraction form
    72,104/96,450 = 96,450/x
  3. Step 3: Cross multiply
    72,104x = 96,450 × 96,450
  4. Step 4: Simplify right side
    72,104x = 9,302,602,500
  5. Step 5: Solve for x
    x = 9,302,602,500/72,104
  6. Step 6: Final answer
    x = 129,016.46

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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.