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Finding the Third Proportional to 62,109.75 and 98,388.75

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Solution

The third proportional to 62,109.75 and 98,388.75 is: 155,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,109.75 : 98,388.75 = 98,388.75 : x
  2. Step 2: Convert to fraction form
    62,109.75/98,388.75 = 98,388.75/x
  3. Step 3: Cross multiply
    62,109.75x = 98,388.75 × 98,388.75
  4. Step 4: Simplify right side
    62,109.75x = 9,680,346,126.56
  5. Step 5: Solve for x
    x = 9,680,346,126.56/62,109.75
  6. Step 6: Final answer
    x = 155,858.72

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.