Home / 179,839.10-248,183.97-98,172.20

Finding the Fourth Proportional to 179,839.10, 248,183.97 and 98,172.20

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Solution

The fourth proportional to 179,839.10, 248,183.97 and 98,172.20 is: 135,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,839.10 : 248,183.97 = 98,172.20 : x
  2. Step 2: Convert to fraction form
    179,839.10/248,183.97 = 98,172.20/x
  3. Step 3: Cross multiply
    179,839.10x = 248,183.97 × 98,172.20
  4. Step 4: Simplify right side
    179,839.10x = 24,364,766,339.63
  5. Step 5: Solve for x
    x = 24,364,766,339.63/179,839.10
  6. Step 6: Final answer
    x = 135,480.92

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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.