Home / 87,634.80-131,466.60-37,738.80

Finding the Fourth Proportional to 87,634.80, 131,466.60 and 37,738.80

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Solution

The fourth proportional to 87,634.80, 131,466.60 and 37,738.80 is: 56,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,634.80 : 131,466.60 = 37,738.80 : x
  2. Step 2: Convert to fraction form
    87,634.80/131,466.60 = 37,738.80/x
  3. Step 3: Cross multiply
    87,634.80x = 131,466.60 × 37,738.80
  4. Step 4: Simplify right side
    87,634.80x = 4,961,391,724.08
  5. Step 5: Solve for x
    x = 4,961,391,724.08/87,634.80
  6. Step 6: Final answer
    x = 56,614.40

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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.