Home / 49,453.82-74,179.92-12,014.20

Finding the Fourth Proportional to 49,453.82, 74,179.92 and 12,014.20

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Solution

The fourth proportional to 49,453.82, 74,179.92 and 12,014.20 is: 18,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.82 : 74,179.92 = 12,014.20 : x
  2. Step 2: Convert to fraction form
    49,453.82/74,179.92 = 12,014.20/x
  3. Step 3: Cross multiply
    49,453.82x = 74,179.92 × 12,014.20
  4. Step 4: Simplify right side
    49,453.82x = 891,212,394.86
  5. Step 5: Solve for x
    x = 891,212,394.86/49,453.82
  6. Step 6: Final answer
    x = 18,021.10

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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.