Home / 168,976.08-253,227.24-131,364

Finding the Fourth Proportional to 168,976.08, 253,227.24 and 131,364

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Solution

The fourth proportional to 168,976.08, 253,227.24 and 131,364 is: 196,861.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,976.08 : 253,227.24 = 131,364 : x
  2. Step 2: Convert to fraction form
    168,976.08/253,227.24 = 131,364/x
  3. Step 3: Cross multiply
    168,976.08x = 253,227.24 × 131,364
  4. Step 4: Simplify right side
    168,976.08x = 33,264,943,155.36
  5. Step 5: Solve for x
    x = 33,264,943,155.36/168,976.08
  6. Step 6: Final answer
    x = 196,861.85

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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.