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Finding the Third Proportional to 75,960 and 113,931

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Solution

The third proportional to 75,960 and 113,931 is: 170,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,960 : 113,931 = 113,931 : x
  2. Step 2: Convert to fraction form
    75,960/113,931 = 113,931/x
  3. Step 3: Cross multiply
    75,960x = 113,931 × 113,931
  4. Step 4: Simplify right side
    75,960x = 12,980,272,761
  5. Step 5: Solve for x
    x = 12,980,272,761/75,960
  6. Step 6: Final answer
    x = 170,883.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.