Home / 50,192.76-75,276.51-20,618.76

Finding the Fourth Proportional to 50,192.76, 75,276.51 and 20,618.76

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Solution

The fourth proportional to 50,192.76, 75,276.51 and 20,618.76 is: 30,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,192.76 : 75,276.51 = 20,618.76 : x
  2. Step 2: Convert to fraction form
    50,192.76/75,276.51 = 20,618.76/x
  3. Step 3: Cross multiply
    50,192.76x = 75,276.51 × 20,618.76
  4. Step 4: Simplify right side
    50,192.76x = 1,552,108,293.33
  5. Step 5: Solve for x
    x = 1,552,108,293.33/50,192.76
  6. Step 6: Final answer
    x = 30,922.95

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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.