Home / 173,619.58-239,593.72-98,170.78

Finding the Fourth Proportional to 173,619.58, 239,593.72 and 98,170.78

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Solution

The fourth proportional to 173,619.58, 239,593.72 and 98,170.78 is: 135,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,619.58 : 239,593.72 = 98,170.78 : x
  2. Step 2: Convert to fraction form
    173,619.58/239,593.72 = 98,170.78/x
  3. Step 3: Cross multiply
    173,619.58x = 239,593.72 × 98,170.78
  4. Step 4: Simplify right side
    173,619.58x = 23,521,102,375.50
  5. Step 5: Solve for x
    x = 23,521,102,375.50/173,619.58
  6. Step 6: Final answer
    x = 135,474.94

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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.