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Finding the Third Proportional to 101,556 and 157,169.25

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Solution

The third proportional to 101,556 and 157,169.25 is: 243,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,556 : 157,169.25 = 157,169.25 : x
  2. Step 2: Convert to fraction form
    101,556/157,169.25 = 157,169.25/x
  3. Step 3: Cross multiply
    101,556x = 157,169.25 × 157,169.25
  4. Step 4: Simplify right side
    101,556x = 24,702,173,145.56
  5. Step 5: Solve for x
    x = 24,702,173,145.56/101,556
  6. Step 6: Final answer
    x = 243,236.96

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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.