Home / 199,249.16-274,955.85-108,603.18

Finding the Fourth Proportional to 199,249.16, 274,955.85 and 108,603.18

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Solution

The fourth proportional to 199,249.16, 274,955.85 and 108,603.18 is: 149,868.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,249.16 : 274,955.85 = 108,603.18 : x
  2. Step 2: Convert to fraction form
    199,249.16/274,955.85 = 108,603.18/x
  3. Step 3: Cross multiply
    199,249.16x = 274,955.85 × 108,603.18
  4. Step 4: Simplify right side
    199,249.16x = 29,861,079,669.60
  5. Step 5: Solve for x
    x = 29,861,079,669.60/199,249.16
  6. Step 6: Final answer
    x = 149,868.04

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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.