Home / 49,447.88-74,171.14-12,008.24

Finding the Fourth Proportional to 49,447.88, 74,171.14 and 12,008.24

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Solution

The fourth proportional to 49,447.88, 74,171.14 and 12,008.24 is: 18,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,447.88 : 74,171.14 = 12,008.24 : x
  2. Step 2: Convert to fraction form
    49,447.88/74,171.14 = 12,008.24/x
  3. Step 3: Cross multiply
    49,447.88x = 74,171.14 × 12,008.24
  4. Step 4: Simplify right side
    49,447.88x = 890,664,850.19
  5. Step 5: Solve for x
    x = 890,664,850.19/49,447.88
  6. Step 6: Final answer
    x = 18,012.19

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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.