Home / 33,112.88-49,650.60-30,288.47

Finding the Fourth Proportional to 33,112.88, 49,650.60 and 30,288.47

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Solution

The fourth proportional to 33,112.88, 49,650.60 and 30,288.47 is: 45,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,112.88 : 49,650.60 = 30,288.47 : x
  2. Step 2: Convert to fraction form
    33,112.88/49,650.60 = 30,288.47/x
  3. Step 3: Cross multiply
    33,112.88x = 49,650.60 × 30,288.47
  4. Step 4: Simplify right side
    33,112.88x = 1,503,840,708.58
  5. Step 5: Solve for x
    x = 1,503,840,708.58/33,112.88
  6. Step 6: Final answer
    x = 45,415.58

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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.