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Finding the Third Proportional to 73,239.75 and 110,643.75

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Solution

The third proportional to 73,239.75 and 110,643.75 is: 167,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,239.75 : 110,643.75 = 110,643.75 : x
  2. Step 2: Convert to fraction form
    73,239.75/110,643.75 = 110,643.75/x
  3. Step 3: Cross multiply
    73,239.75x = 110,643.75 × 110,643.75
  4. Step 4: Simplify right side
    73,239.75x = 12,242,039,414.06
  5. Step 5: Solve for x
    x = 12,242,039,414.06/73,239.75
  6. Step 6: Final answer
    x = 167,150.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.