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Finding the Third Proportional to 33,339.75 and 72,403.13

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Solution

The third proportional to 33,339.75 and 72,403.13 is: 157,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,339.75 : 72,403.13 = 72,403.13 : x
  2. Step 2: Convert to fraction form
    33,339.75/72,403.13 = 72,403.13/x
  3. Step 3: Cross multiply
    33,339.75x = 72,403.13 × 72,403.13
  4. Step 4: Simplify right side
    33,339.75x = 5,242,212,509.77
  5. Step 5: Solve for x
    x = 5,242,212,509.77/33,339.75
  6. Step 6: Final answer
    x = 157,236.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.