Home / 199,157.24-274,833.78-108,514.40

Finding the Fourth Proportional to 199,157.24, 274,833.78 and 108,514.40

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Solution

The fourth proportional to 199,157.24, 274,833.78 and 108,514.40 is: 149,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,157.24 : 274,833.78 = 108,514.40 : x
  2. Step 2: Convert to fraction form
    199,157.24/274,833.78 = 108,514.40/x
  3. Step 3: Cross multiply
    199,157.24x = 274,833.78 × 108,514.40
  4. Step 4: Simplify right side
    199,157.24x = 29,823,422,736.43
  5. Step 5: Solve for x
    x = 29,823,422,736.43/199,157.24
  6. Step 6: Final answer
    x = 149,748.12

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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.