Home / 87,627.20-131,392.20-37,698.80

Finding the Fourth Proportional to 87,627.20, 131,392.20 and 37,698.80

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Solution

The fourth proportional to 87,627.20, 131,392.20 and 37,698.80 is: 56,527.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,627.20 : 131,392.20 = 37,698.80 : x
  2. Step 2: Convert to fraction form
    87,627.20/131,392.20 = 37,698.80/x
  3. Step 3: Cross multiply
    87,627.20x = 131,392.20 × 37,698.80
  4. Step 4: Simplify right side
    87,627.20x = 4,953,328,269.36
  5. Step 5: Solve for x
    x = 4,953,328,269.36/87,627.20
  6. Step 6: Final answer
    x = 56,527.29

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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.