Home / 87,337.35-131,033.73-31,176.23

Finding the Fourth Proportional to 87,337.35, 131,033.73 and 31,176.23

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Solution

The fourth proportional to 87,337.35, 131,033.73 and 31,176.23 is: 46,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,337.35 : 131,033.73 = 31,176.23 : x
  2. Step 2: Convert to fraction form
    87,337.35/131,033.73 = 31,176.23/x
  3. Step 3: Cross multiply
    87,337.35x = 131,033.73 × 31,176.23
  4. Step 4: Simplify right side
    87,337.35x = 4,085,137,049.07
  5. Step 5: Solve for x
    x = 4,085,137,049.07/87,337.35
  6. Step 6: Final answer
    x = 46,774.23

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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.