Home / 197,104.62-295,878.06-78,858.39

Finding the Fourth Proportional to 197,104.62, 295,878.06 and 78,858.39

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Solution

The fourth proportional to 197,104.62, 295,878.06 and 78,858.39 is: 118,376.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,104.62 : 295,878.06 = 78,858.39 : x
  2. Step 2: Convert to fraction form
    197,104.62/295,878.06 = 78,858.39/x
  3. Step 3: Cross multiply
    197,104.62x = 295,878.06 × 78,858.39
  4. Step 4: Simplify right side
    197,104.62x = 23,332,467,447.92
  5. Step 5: Solve for x
    x = 23,332,467,447.92/197,104.62
  6. Step 6: Final answer
    x = 118,376.06

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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.