Home / 67,121.06-92,627.14-36,906.90

Finding the Fourth Proportional to 67,121.06, 92,627.14 and 36,906.90

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Solution

The fourth proportional to 67,121.06, 92,627.14 and 36,906.90 is: 50,931.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,121.06 : 92,627.14 = 36,906.90 : x
  2. Step 2: Convert to fraction form
    67,121.06/92,627.14 = 36,906.90/x
  3. Step 3: Cross multiply
    67,121.06x = 92,627.14 × 36,906.90
  4. Step 4: Simplify right side
    67,121.06x = 3,418,580,593.27
  5. Step 5: Solve for x
    x = 3,418,580,593.27/67,121.06
  6. Step 6: Final answer
    x = 50,931.56

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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.