Home / 49,849.02-74,708.46-20,232.18

Finding the Fourth Proportional to 49,849.02, 74,708.46 and 20,232.18

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Solution

The fourth proportional to 49,849.02, 74,708.46 and 20,232.18 is: 30,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,849.02 : 74,708.46 = 20,232.18 : x
  2. Step 2: Convert to fraction form
    49,849.02/74,708.46 = 20,232.18/x
  3. Step 3: Cross multiply
    49,849.02x = 74,708.46 × 20,232.18
  4. Step 4: Simplify right side
    49,849.02x = 1,511,515,010.24
  5. Step 5: Solve for x
    x = 1,511,515,010.24/49,849.02
  6. Step 6: Final answer
    x = 30,321.86

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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.