Home / 67,121.31-92,625.44-36,906.60

Finding the Fourth Proportional to 67,121.31, 92,625.44 and 36,906.60

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Solution

The fourth proportional to 67,121.31, 92,625.44 and 36,906.60 is: 50,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,121.31 : 92,625.44 = 36,906.60 : x
  2. Step 2: Convert to fraction form
    67,121.31/92,625.44 = 36,906.60/x
  3. Step 3: Cross multiply
    67,121.31x = 92,625.44 × 36,906.60
  4. Step 4: Simplify right side
    67,121.31x = 3,418,490,063.90
  5. Step 5: Solve for x
    x = 3,418,490,063.90/67,121.31
  6. Step 6: Final answer
    x = 50,930.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.