Home / 131,269.08-196,912.26-37,775.64

Finding the Fourth Proportional to 131,269.08, 196,912.26 and 37,775.64

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Solution

The fourth proportional to 131,269.08, 196,912.26 and 37,775.64 is: 56,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,269.08 : 196,912.26 = 37,775.64 : x
  2. Step 2: Convert to fraction form
    131,269.08/196,912.26 = 37,775.64/x
  3. Step 3: Cross multiply
    131,269.08x = 196,912.26 × 37,775.64
  4. Step 4: Simplify right side
    131,269.08x = 7,438,486,645.35
  5. Step 5: Solve for x
    x = 7,438,486,645.35/131,269.08
  6. Step 6: Final answer
    x = 56,665.95

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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.