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Finding the Third Proportional to 72,888.94 and 119,021.25

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Solution

The third proportional to 72,888.94 and 119,021.25 is: 194,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,888.94 : 119,021.25 = 119,021.25 : x
  2. Step 2: Convert to fraction form
    72,888.94/119,021.25 = 119,021.25/x
  3. Step 3: Cross multiply
    72,888.94x = 119,021.25 × 119,021.25
  4. Step 4: Simplify right side
    72,888.94x = 14,166,057,951.56
  5. Step 5: Solve for x
    x = 14,166,057,951.56/72,888.94
  6. Step 6: Final answer
    x = 194,351.28

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.