Home / 173,162.20-259,743.30-98,512.60

Finding the Fourth Proportional to 173,162.20, 259,743.30 and 98,512.60

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Solution

The fourth proportional to 173,162.20, 259,743.30 and 98,512.60 is: 147,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,162.20 : 259,743.30 = 98,512.60 : x
  2. Step 2: Convert to fraction form
    173,162.20/259,743.30 = 98,512.60/x
  3. Step 3: Cross multiply
    173,162.20x = 259,743.30 × 98,512.60
  4. Step 4: Simplify right side
    173,162.20x = 25,587,987,815.58
  5. Step 5: Solve for x
    x = 25,587,987,815.58/173,162.20
  6. Step 6: Final answer
    x = 147,768.90

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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.