Home / 197,122.80-295,651.83-54,977.73

Finding the Fourth Proportional to 197,122.80, 295,651.83 and 54,977.73

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Solution

The fourth proportional to 197,122.80, 295,651.83 and 54,977.73 is: 82,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,122.80 : 295,651.83 = 54,977.73 : x
  2. Step 2: Convert to fraction form
    197,122.80/295,651.83 = 54,977.73/x
  3. Step 3: Cross multiply
    197,122.80x = 295,651.83 × 54,977.73
  4. Step 4: Simplify right side
    197,122.80x = 16,254,266,483.75
  5. Step 5: Solve for x
    x = 16,254,266,483.75/197,122.80
  6. Step 6: Final answer
    x = 82,457.57

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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.