Home / 49,284.10-73,926.15-18,115.30

Finding the Fourth Proportional to 49,284.10, 73,926.15 and 18,115.30

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Solution

The fourth proportional to 49,284.10, 73,926.15 and 18,115.30 is: 27,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,284.10 : 73,926.15 = 18,115.30 : x
  2. Step 2: Convert to fraction form
    49,284.10/73,926.15 = 18,115.30/x
  3. Step 3: Cross multiply
    49,284.10x = 73,926.15 × 18,115.30
  4. Step 4: Simplify right side
    49,284.10x = 1,339,194,385.10
  5. Step 5: Solve for x
    x = 1,339,194,385.10/49,284.10
  6. Step 6: Final answer
    x = 27,172.95

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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.