Home / 91,940.10-137,910.15-32,777.70

Finding the Fourth Proportional to 91,940.10, 137,910.15 and 32,777.70

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Solution

The fourth proportional to 91,940.10, 137,910.15 and 32,777.70 is: 49,166.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,940.10 : 137,910.15 = 32,777.70 : x
  2. Step 2: Convert to fraction form
    91,940.10/137,910.15 = 32,777.70/x
  3. Step 3: Cross multiply
    91,940.10x = 137,910.15 × 32,777.70
  4. Step 4: Simplify right side
    91,940.10x = 4,520,377,523.66
  5. Step 5: Solve for x
    x = 4,520,377,523.66/91,940.10
  6. Step 6: Final answer
    x = 49,166.55

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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.