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Finding the Third Proportional to 98,102 and 151,872

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Solution

The third proportional to 98,102 and 151,872 is: 235,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,102 : 151,872 = 151,872 : x
  2. Step 2: Convert to fraction form
    98,102/151,872 = 151,872/x
  3. Step 3: Cross multiply
    98,102x = 151,872 × 151,872
  4. Step 4: Simplify right side
    98,102x = 23,065,104,384
  5. Step 5: Solve for x
    x = 23,065,104,384/98,102
  6. Step 6: Final answer
    x = 235,113.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.