Home / 71,227.20-106,904.16-37,974.72

Finding the Fourth Proportional to 71,227.20, 106,904.16 and 37,974.72

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Solution

The fourth proportional to 71,227.20, 106,904.16 and 37,974.72 is: 56,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,227.20 : 106,904.16 = 37,974.72 : x
  2. Step 2: Convert to fraction form
    71,227.20/106,904.16 = 37,974.72/x
  3. Step 3: Cross multiply
    71,227.20x = 106,904.16 × 37,974.72
  4. Step 4: Simplify right side
    71,227.20x = 4,059,655,542.84
  5. Step 5: Solve for x
    x = 4,059,655,542.84/71,227.20
  6. Step 6: Final answer
    x = 56,995.86

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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.