Home / 50,192.70-75,223.38-20,575.86

Finding the Fourth Proportional to 50,192.70, 75,223.38 and 20,575.86

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Solution

The fourth proportional to 50,192.70, 75,223.38 and 20,575.86 is: 30,836.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,192.70 : 75,223.38 = 20,575.86 : x
  2. Step 2: Convert to fraction form
    50,192.70/75,223.38 = 20,575.86/x
  3. Step 3: Cross multiply
    50,192.70x = 75,223.38 × 20,575.86
  4. Step 4: Simplify right side
    50,192.70x = 1,547,785,735.61
  5. Step 5: Solve for x
    x = 1,547,785,735.61/50,192.70
  6. Step 6: Final answer
    x = 30,836.87

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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.