Home / 131,559.48-197,351.68-36,789.64

Finding the Fourth Proportional to 131,559.48, 197,351.68 and 36,789.64

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Solution

The fourth proportional to 131,559.48, 197,351.68 and 36,789.64 is: 55,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,559.48 : 197,351.68 = 36,789.64 : x
  2. Step 2: Convert to fraction form
    131,559.48/197,351.68 = 36,789.64/x
  3. Step 3: Cross multiply
    131,559.48x = 197,351.68 × 36,789.64
  4. Step 4: Simplify right side
    131,559.48x = 7,260,497,260.60
  5. Step 5: Solve for x
    x = 7,260,497,260.60/131,559.48
  6. Step 6: Final answer
    x = 55,187.94

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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.