Home / 199,027.10-274,650.88-108,382.37

Finding the Fourth Proportional to 199,027.10, 274,650.88 and 108,382.37

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Solution

The fourth proportional to 199,027.10, 274,650.88 and 108,382.37 is: 149,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,027.10 : 274,650.88 = 108,382.37 : x
  2. Step 2: Convert to fraction form
    199,027.10/274,650.88 = 108,382.37/x
  3. Step 3: Cross multiply
    199,027.10x = 274,650.88 × 108,382.37
  4. Step 4: Simplify right side
    199,027.10x = 29,767,311,381.82
  5. Step 5: Solve for x
    x = 29,767,311,381.82/199,027.10
  6. Step 6: Final answer
    x = 149,564.11

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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.