Home / 67,149.43-92,664.25-36,934.72

Finding the Fourth Proportional to 67,149.43, 92,664.25 and 36,934.72

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Solution

The fourth proportional to 67,149.43, 92,664.25 and 36,934.72 is: 50,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,149.43 : 92,664.25 = 36,934.72 : x
  2. Step 2: Convert to fraction form
    67,149.43/92,664.25 = 36,934.72/x
  3. Step 3: Cross multiply
    67,149.43x = 92,664.25 × 36,934.72
  4. Step 4: Simplify right side
    67,149.43x = 3,422,528,127.76
  5. Step 5: Solve for x
    x = 3,422,528,127.76/67,149.43
  6. Step 6: Final answer
    x = 50,968.83

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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.