Home / 49,306.10-73,959.15-18,137.30

Finding the Fourth Proportional to 49,306.10, 73,959.15 and 18,137.30

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Solution

The fourth proportional to 49,306.10, 73,959.15 and 18,137.30 is: 27,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.10 : 73,959.15 = 18,137.30 : x
  2. Step 2: Convert to fraction form
    49,306.10/73,959.15 = 18,137.30/x
  3. Step 3: Cross multiply
    49,306.10x = 73,959.15 × 18,137.30
  4. Step 4: Simplify right side
    49,306.10x = 1,341,419,291.30
  5. Step 5: Solve for x
    x = 1,341,419,291.30/49,306.10
  6. Step 6: Final answer
    x = 27,205.95

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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.