Home / 194,530.86-291,713.67-76,183.38

Finding the Fourth Proportional to 194,530.86, 291,713.67 and 76,183.38

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Solution

The fourth proportional to 194,530.86, 291,713.67 and 76,183.38 is: 114,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,530.86 : 291,713.67 = 76,183.38 : x
  2. Step 2: Convert to fraction form
    194,530.86/291,713.67 = 76,183.38/x
  3. Step 3: Cross multiply
    194,530.86x = 291,713.67 × 76,183.38
  4. Step 4: Simplify right side
    194,530.86x = 22,223,733,372.80
  5. Step 5: Solve for x
    x = 22,223,733,372.80/194,530.86
  6. Step 6: Final answer
    x = 114,242.71

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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.