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Finding the Third Proportional to 72,414.84 and 110,776.36

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Solution

The third proportional to 72,414.84 and 110,776.36 is: 169,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,414.84 : 110,776.36 = 110,776.36 : x
  2. Step 2: Convert to fraction form
    72,414.84/110,776.36 = 110,776.36/x
  3. Step 3: Cross multiply
    72,414.84x = 110,776.36 × 110,776.36
  4. Step 4: Simplify right side
    72,414.84x = 12,271,401,796.38
  5. Step 5: Solve for x
    x = 12,271,401,796.38/72,414.84
  6. Step 6: Final answer
    x = 169,459.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.