Home / 131,462.20-197,193.30-61,348.60

Finding the Fourth Proportional to 131,462.20, 197,193.30 and 61,348.60

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Solution

The fourth proportional to 131,462.20, 197,193.30 and 61,348.60 is: 92,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,462.20 : 197,193.30 = 61,348.60 : x
  2. Step 2: Convert to fraction form
    131,462.20/197,193.30 = 61,348.60/x
  3. Step 3: Cross multiply
    131,462.20x = 197,193.30 × 61,348.60
  4. Step 4: Simplify right side
    131,462.20x = 12,097,532,884.38
  5. Step 5: Solve for x
    x = 12,097,532,884.38/131,462.20
  6. Step 6: Final answer
    x = 92,022.90

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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.