Home / 199,028.10-274,652.25-108,383.37

Finding the Fourth Proportional to 199,028.10, 274,652.25 and 108,383.37

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Solution

The fourth proportional to 199,028.10, 274,652.25 and 108,383.37 is: 149,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,028.10 : 274,652.25 = 108,383.37 : x
  2. Step 2: Convert to fraction form
    199,028.10/274,652.25 = 108,383.37/x
  3. Step 3: Cross multiply
    199,028.10x = 274,652.25 × 108,383.37
  4. Step 4: Simplify right side
    199,028.10x = 29,767,736,433.08
  5. Step 5: Solve for x
    x = 29,767,736,433.08/199,028.10
  6. Step 6: Final answer
    x = 149,565.50

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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.