Home / 129,904.06-194,861.76-41,164.11

Finding the Fourth Proportional to 129,904.06, 194,861.76 and 41,164.11

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Solution

The fourth proportional to 129,904.06, 194,861.76 and 41,164.11 is: 61,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,904.06 : 194,861.76 = 41,164.11 : x
  2. Step 2: Convert to fraction form
    129,904.06/194,861.76 = 41,164.11/x
  3. Step 3: Cross multiply
    129,904.06x = 194,861.76 × 41,164.11
  4. Step 4: Simplify right side
    129,904.06x = 8,021,310,923.43
  5. Step 5: Solve for x
    x = 8,021,310,923.43/129,904.06
  6. Step 6: Final answer
    x = 61,747.96

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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.