Home / 194,586.80-268,529.45-109,703.88

Finding the Fourth Proportional to 194,586.80, 268,529.45 and 109,703.88

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Solution

The fourth proportional to 194,586.80, 268,529.45 and 109,703.88 is: 151,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,586.80 : 268,529.45 = 109,703.88 : x
  2. Step 2: Convert to fraction form
    194,586.80/268,529.45 = 109,703.88/x
  3. Step 3: Cross multiply
    194,586.80x = 268,529.45 × 109,703.88
  4. Step 4: Simplify right side
    194,586.80x = 29,458,722,010.75
  5. Step 5: Solve for x
    x = 29,458,722,010.75/194,586.80
  6. Step 6: Final answer
    x = 151,391.17

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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.