Home / 198,995.54-274,611.26-108,350.46

Finding the Fourth Proportional to 198,995.54, 274,611.26 and 108,350.46

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Solution

The fourth proportional to 198,995.54, 274,611.26 and 108,350.46 is: 149,522.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,995.54 : 274,611.26 = 108,350.46 : x
  2. Step 2: Convert to fraction form
    198,995.54/274,611.26 = 108,350.46/x
  3. Step 3: Cross multiply
    198,995.54x = 274,611.26 × 108,350.46
  4. Step 4: Simplify right side
    198,995.54x = 29,754,256,613.06
  5. Step 5: Solve for x
    x = 29,754,256,613.06/198,995.54
  6. Step 6: Final answer
    x = 149,522.23

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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.