Home / 49,645.64-74,505.42-20,063.76

Finding the Fourth Proportional to 49,645.64, 74,505.42 and 20,063.76

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Solution

The fourth proportional to 49,645.64, 74,505.42 and 20,063.76 is: 30,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645.64 : 74,505.42 = 20,063.76 : x
  2. Step 2: Convert to fraction form
    49,645.64/74,505.42 = 20,063.76/x
  3. Step 3: Cross multiply
    49,645.64x = 74,505.42 × 20,063.76
  4. Step 4: Simplify right side
    49,645.64x = 1,494,858,865.58
  5. Step 5: Solve for x
    x = 1,494,858,865.58/49,645.64
  6. Step 6: Final answer
    x = 30,110.58

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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.