Home / 131,559.23-197,351.31-36,789.41

Finding the Fourth Proportional to 131,559.23, 197,351.31 and 36,789.41

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Solution

The fourth proportional to 131,559.23, 197,351.31 and 36,789.41 is: 55,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,559.23 : 197,351.31 = 36,789.41 : x
  2. Step 2: Convert to fraction form
    131,559.23/197,351.31 = 36,789.41/x
  3. Step 3: Cross multiply
    131,559.23x = 197,351.31 × 36,789.41
  4. Step 4: Simplify right side
    131,559.23x = 7,260,437,270.87
  5. Step 5: Solve for x
    x = 7,260,437,270.87/131,559.23
  6. Step 6: Final answer
    x = 55,187.60

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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.