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Finding the Fourth Proportional to 95,578.88, 131,704.34 and 73,937.16

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Solution

The fourth proportional to 95,578.88, 131,704.34 and 73,937.16 is: 101,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,578.88 : 131,704.34 = 73,937.16 : x
  2. Step 2: Convert to fraction form
    95,578.88/131,704.34 = 73,937.16/x
  3. Step 3: Cross multiply
    95,578.88x = 131,704.34 × 73,937.16
  4. Step 4: Simplify right side
    95,578.88x = 9,737,844,489.59
  5. Step 5: Solve for x
    x = 9,737,844,489.59/95,578.88
  6. Step 6: Final answer
    x = 101,882.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.