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Finding the Third Proportional to 91,019.53 and 136,529.34

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Solution

The third proportional to 91,019.53 and 136,529.34 is: 204,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,019.53 : 136,529.34 = 136,529.34 : x
  2. Step 2: Convert to fraction form
    91,019.53/136,529.34 = 136,529.34/x
  3. Step 3: Cross multiply
    91,019.53x = 136,529.34 × 136,529.34
  4. Step 4: Simplify right side
    91,019.53x = 18,640,261,704.81
  5. Step 5: Solve for x
    x = 18,640,261,704.81/91,019.53
  6. Step 6: Final answer
    x = 204,794.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.