Home / 199,380.02-275,146.57-108,735.24

Finding the Fourth Proportional to 199,380.02, 275,146.57 and 108,735.24

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Solution

The fourth proportional to 199,380.02, 275,146.57 and 108,735.24 is: 150,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,380.02 : 275,146.57 = 108,735.24 : x
  2. Step 2: Convert to fraction form
    199,380.02/275,146.57 = 108,735.24/x
  3. Step 3: Cross multiply
    199,380.02x = 275,146.57 × 108,735.24
  4. Step 4: Simplify right side
    199,380.02x = 29,918,129,491.85
  5. Step 5: Solve for x
    x = 29,918,129,491.85/199,380.02
  6. Step 6: Final answer
    x = 150,055.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.