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Finding the Third Proportional to 17,157 and 36,692.25

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Solution

The third proportional to 17,157 and 36,692.25 is: 78,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157 : 36,692.25 = 36,692.25 : x
  2. Step 2: Convert to fraction form
    17,157/36,692.25 = 36,692.25/x
  3. Step 3: Cross multiply
    17,157x = 36,692.25 × 36,692.25
  4. Step 4: Simplify right side
    17,157x = 1,346,321,210.06
  5. Step 5: Solve for x
    x = 1,346,321,210.06/17,157
  6. Step 6: Final answer
    x = 78,470.67

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.