Home / 49,649.58-74,450.91-18,037.60

Finding the Fourth Proportional to 49,649.58, 74,450.91 and 18,037.60

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Solution

The fourth proportional to 49,649.58, 74,450.91 and 18,037.60 is: 27,047.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,649.58 : 74,450.91 = 18,037.60 : x
  2. Step 2: Convert to fraction form
    49,649.58/74,450.91 = 18,037.60/x
  3. Step 3: Cross multiply
    49,649.58x = 74,450.91 × 18,037.60
  4. Step 4: Simplify right side
    49,649.58x = 1,342,915,644.33
  5. Step 5: Solve for x
    x = 1,342,915,644.33/49,649.58
  6. Step 6: Final answer
    x = 27,047.87

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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.