Home / 179,163.78-247,240.75-98,591.25

Finding the Fourth Proportional to 179,163.78, 247,240.75 and 98,591.25

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Solution

The fourth proportional to 179,163.78, 247,240.75 and 98,591.25 is: 136,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,163.78 : 247,240.75 = 98,591.25 : x
  2. Step 2: Convert to fraction form
    179,163.78/247,240.75 = 98,591.25/x
  3. Step 3: Cross multiply
    179,163.78x = 247,240.75 × 98,591.25
  4. Step 4: Simplify right side
    179,163.78x = 24,375,774,593.44
  5. Step 5: Solve for x
    x = 24,375,774,593.44/179,163.78
  6. Step 6: Final answer
    x = 136,053.03

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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.