Home / 131,865.62-197,823.39-52,986.02

Finding the Fourth Proportional to 131,865.62, 197,823.39 and 52,986.02

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Solution

The fourth proportional to 131,865.62, 197,823.39 and 52,986.02 is: 79,489.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,865.62 : 197,823.39 = 52,986.02 : x
  2. Step 2: Convert to fraction form
    131,865.62/197,823.39 = 52,986.02/x
  3. Step 3: Cross multiply
    131,865.62x = 197,823.39 × 52,986.02
  4. Step 4: Simplify right side
    131,865.62x = 10,481,874,099.01
  5. Step 5: Solve for x
    x = 10,481,874,099.01/131,865.62
  6. Step 6: Final answer
    x = 79,489.06

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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.