Home / 50,149.71-75,212.27-20,576.01

Finding the Fourth Proportional to 50,149.71, 75,212.27 and 20,576.01

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Solution

The fourth proportional to 50,149.71, 75,212.27 and 20,576.01 is: 30,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,149.71 : 75,212.27 = 20,576.01 : x
  2. Step 2: Convert to fraction form
    50,149.71/75,212.27 = 20,576.01/x
  3. Step 3: Cross multiply
    50,149.71x = 75,212.27 × 20,576.01
  4. Step 4: Simplify right side
    50,149.71x = 1,547,568,316.76
  5. Step 5: Solve for x
    x = 1,547,568,316.76/50,149.71
  6. Step 6: Final answer
    x = 30,858.97

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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.