Home / 49,450.28-68,241.36-28,229.12

Finding the Fourth Proportional to 49,450.28, 68,241.36 and 28,229.12

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Solution

The fourth proportional to 49,450.28, 68,241.36 and 28,229.12 is: 38,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,450.28 : 68,241.36 = 28,229.12 : x
  2. Step 2: Convert to fraction form
    49,450.28/68,241.36 = 28,229.12/x
  3. Step 3: Cross multiply
    49,450.28x = 68,241.36 × 28,229.12
  4. Step 4: Simplify right side
    49,450.28x = 1,926,393,540.40
  5. Step 5: Solve for x
    x = 1,926,393,540.40/49,450.28
  6. Step 6: Final answer
    x = 38,956.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.