Home / 197,193.60-295,936.20-130,611.60

Finding the Fourth Proportional to 197,193.60, 295,936.20 and 130,611.60

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Solution

The fourth proportional to 197,193.60, 295,936.20 and 130,611.60 is: 196,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,193.60 : 295,936.20 = 130,611.60 : x
  2. Step 2: Convert to fraction form
    197,193.60/295,936.20 = 130,611.60/x
  3. Step 3: Cross multiply
    197,193.60x = 295,936.20 × 130,611.60
  4. Step 4: Simplify right side
    197,193.60x = 38,652,700,579.92
  5. Step 5: Solve for x
    x = 38,652,700,579.92/197,193.60
  6. Step 6: Final answer
    x = 196,013.97

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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.