Home / 199,229.06-274,945.82-112,041.60

Finding the Fourth Proportional to 199,229.06, 274,945.82 and 112,041.60

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Solution

The fourth proportional to 199,229.06, 274,945.82 and 112,041.60 is: 154,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,229.06 : 274,945.82 = 112,041.60 : x
  2. Step 2: Convert to fraction form
    199,229.06/274,945.82 = 112,041.60/x
  3. Step 3: Cross multiply
    199,229.06x = 274,945.82 × 112,041.60
  4. Step 4: Simplify right side
    199,229.06x = 30,805,369,586.11
  5. Step 5: Solve for x
    x = 30,805,369,586.11/199,229.06
  6. Step 6: Final answer
    x = 154,622.87

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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.