Home / 199,266.74-274,984.89-108,626.30

Finding the Fourth Proportional to 199,266.74, 274,984.89 and 108,626.30

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Solution

The fourth proportional to 199,266.74, 274,984.89 and 108,626.30 is: 149,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,266.74 : 274,984.89 = 108,626.30 : x
  2. Step 2: Convert to fraction form
    199,266.74/274,984.89 = 108,626.30/x
  3. Step 3: Cross multiply
    199,266.74x = 274,984.89 × 108,626.30
  4. Step 4: Simplify right side
    199,266.74x = 29,870,591,156.61
  5. Step 5: Solve for x
    x = 29,870,591,156.61/199,266.74
  6. Step 6: Final answer
    x = 149,902.54

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1.5x scale

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.