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Finding the Fourth Proportional to 87,453, 131,157.77 and 37,527.44

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Solution

The fourth proportional to 87,453, 131,157.77 and 37,527.44 is: 56,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,453 : 131,157.77 = 37,527.44 : x
  2. Step 2: Convert to fraction form
    87,453/131,157.77 = 37,527.44/x
  3. Step 3: Cross multiply
    87,453x = 131,157.77 × 37,527.44
  4. Step 4: Simplify right side
    87,453x = 4,922,014,500.78
  5. Step 5: Solve for x
    x = 4,922,014,500.78/87,453
  6. Step 6: Final answer
    x = 56,281.83

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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.