Home / 49,760.28-68,663.97-28,243.17

Finding the Fourth Proportional to 49,760.28, 68,663.97 and 28,243.17

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Solution

The fourth proportional to 49,760.28, 68,663.97 and 28,243.17 is: 38,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.28 : 68,663.97 = 28,243.17 : x
  2. Step 2: Convert to fraction form
    49,760.28/68,663.97 = 28,243.17/x
  3. Step 3: Cross multiply
    49,760.28x = 68,663.97 × 28,243.17
  4. Step 4: Simplify right side
    49,760.28x = 1,939,288,177.58
  5. Step 5: Solve for x
    x = 1,939,288,177.58/49,760.28
  6. Step 6: Final answer
    x = 38,972.61

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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.