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Finding the Third Proportional to 15,156.75 and 33,066.75

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Solution

The third proportional to 15,156.75 and 33,066.75 is: 72,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,156.75 : 33,066.75 = 33,066.75 : x
  2. Step 2: Convert to fraction form
    15,156.75/33,066.75 = 33,066.75/x
  3. Step 3: Cross multiply
    15,156.75x = 33,066.75 × 33,066.75
  4. Step 4: Simplify right side
    15,156.75x = 1,093,409,955.56
  5. Step 5: Solve for x
    x = 1,093,409,955.56/15,156.75
  6. Step 6: Final answer
    x = 72,140.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.