Home / 47,733.81-71,612.20-33,721.11

Finding the Fourth Proportional to 47,733.81, 71,612.20 and 33,721.11

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Solution

The fourth proportional to 47,733.81, 71,612.20 and 33,721.11 is: 50,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,733.81 : 71,612.20 = 33,721.11 : x
  2. Step 2: Convert to fraction form
    47,733.81/71,612.20 = 33,721.11/x
  3. Step 3: Cross multiply
    47,733.81x = 71,612.20 × 33,721.11
  4. Step 4: Simplify right side
    47,733.81x = 2,414,842,915.69
  5. Step 5: Solve for x
    x = 2,414,842,915.69/47,733.81
  6. Step 6: Final answer
    x = 50,589.78

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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.