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Finding the Fourth Proportional to 87,704.88, 131,537.88 and 35,100.24

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Solution

The fourth proportional to 87,704.88, 131,537.88 and 35,100.24 is: 52,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,704.88 : 131,537.88 = 35,100.24 : x
  2. Step 2: Convert to fraction form
    87,704.88/131,537.88 = 35,100.24/x
  3. Step 3: Cross multiply
    87,704.88x = 131,537.88 × 35,100.24
  4. Step 4: Simplify right side
    87,704.88x = 4,617,011,157.09
  5. Step 5: Solve for x
    x = 4,617,011,157.09/87,704.88
  6. Step 6: Final answer
    x = 52,642.58

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1.5x scale

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.