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Finding the Third Proportional to 73,641.50 and 107,586

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Solution

The third proportional to 73,641.50 and 107,586 is: 157,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,641.50 : 107,586 = 107,586 : x
  2. Step 2: Convert to fraction form
    73,641.50/107,586 = 107,586/x
  3. Step 3: Cross multiply
    73,641.50x = 107,586 × 107,586
  4. Step 4: Simplify right side
    73,641.50x = 11,574,747,396
  5. Step 5: Solve for x
    x = 11,574,747,396/73,641.50
  6. Step 6: Final answer
    x = 157,176.96

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.