Home / 131,837.28-197,887.44-61,766.88

Finding the Fourth Proportional to 131,837.28, 197,887.44 and 61,766.88

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Solution

The fourth proportional to 131,837.28, 197,887.44 and 61,766.88 is: 92,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,837.28 : 197,887.44 = 61,766.88 : x
  2. Step 2: Convert to fraction form
    131,837.28/197,887.44 = 61,766.88/x
  3. Step 3: Cross multiply
    131,837.28x = 197,887.44 × 61,766.88
  4. Step 4: Simplify right side
    131,837.28x = 12,222,889,759.99
  5. Step 5: Solve for x
    x = 12,222,889,759.99/131,837.28
  6. Step 6: Final answer
    x = 92,711.94

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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.