Home / 50,889.29-70,223.73-28,227.38

Finding the Fourth Proportional to 50,889.29, 70,223.73 and 28,227.38

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Solution

The fourth proportional to 50,889.29, 70,223.73 and 28,227.38 is: 38,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.29 : 70,223.73 = 28,227.38 : x
  2. Step 2: Convert to fraction form
    50,889.29/70,223.73 = 28,227.38/x
  3. Step 3: Cross multiply
    50,889.29x = 70,223.73 × 28,227.38
  4. Step 4: Simplify right side
    50,889.29x = 1,982,231,911.73
  5. Step 5: Solve for x
    x = 1,982,231,911.73/50,889.29
  6. Step 6: Final answer
    x = 38,951.85

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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.