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Finding the Third Proportional to 91,768.25 and 134,619.75

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Solution

The third proportional to 91,768.25 and 134,619.75 is: 197,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,768.25 : 134,619.75 = 134,619.75 : x
  2. Step 2: Convert to fraction form
    91,768.25/134,619.75 = 134,619.75/x
  3. Step 3: Cross multiply
    91,768.25x = 134,619.75 × 134,619.75
  4. Step 4: Simplify right side
    91,768.25x = 18,122,477,090.06
  5. Step 5: Solve for x
    x = 18,122,477,090.06/91,768.25
  6. Step 6: Final answer
    x = 197,480.91

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.