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Finding the Third Proportional to 47,568.75 and 74,076.75

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Solution

The third proportional to 47,568.75 and 74,076.75 is: 115,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,568.75 : 74,076.75 = 74,076.75 : x
  2. Step 2: Convert to fraction form
    47,568.75/74,076.75 = 74,076.75/x
  3. Step 3: Cross multiply
    47,568.75x = 74,076.75 × 74,076.75
  4. Step 4: Simplify right side
    47,568.75x = 5,487,364,890.56
  5. Step 5: Solve for x
    x = 5,487,364,890.56/47,568.75
  6. Step 6: Final answer
    x = 115,356.51

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.