Home / 50,160.88-75,241.46-12,720.97

Finding the Fourth Proportional to 50,160.88, 75,241.46 and 12,720.97

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Solution

The fourth proportional to 50,160.88, 75,241.46 and 12,720.97 is: 19,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160.88 : 75,241.46 = 12,720.97 : x
  2. Step 2: Convert to fraction form
    50,160.88/75,241.46 = 12,720.97/x
  3. Step 3: Cross multiply
    50,160.88x = 75,241.46 × 12,720.97
  4. Step 4: Simplify right side
    50,160.88x = 957,144,621.33
  5. Step 5: Solve for x
    x = 957,144,621.33/50,160.88
  6. Step 6: Final answer
    x = 19,081.50

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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.