Home / 194,663.75-268,573.07-108,608.78

Finding the Fourth Proportional to 194,663.75, 268,573.07 and 108,608.78

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Solution

The fourth proportional to 194,663.75, 268,573.07 and 108,608.78 is: 149,845.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,663.75 : 268,573.07 = 108,608.78 : x
  2. Step 2: Convert to fraction form
    194,663.75/268,573.07 = 108,608.78/x
  3. Step 3: Cross multiply
    194,663.75x = 268,573.07 × 108,608.78
  4. Step 4: Simplify right side
    194,663.75x = 29,169,391,587.65
  5. Step 5: Solve for x
    x = 29,169,391,587.65/194,663.75
  6. Step 6: Final answer
    x = 149,845.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.