Home / 199,199.45-274,887.24-108,553.49

Finding the Fourth Proportional to 199,199.45, 274,887.24 and 108,553.49

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Solution

The fourth proportional to 199,199.45, 274,887.24 and 108,553.49 is: 149,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,199.45 : 274,887.24 = 108,553.49 : x
  2. Step 2: Convert to fraction form
    199,199.45/274,887.24 = 108,553.49/x
  3. Step 3: Cross multiply
    199,199.45x = 274,887.24 × 108,553.49
  4. Step 4: Simplify right side
    199,199.45x = 29,839,967,884.03
  5. Step 5: Solve for x
    x = 29,839,967,884.03/199,199.45
  6. Step 6: Final answer
    x = 149,799.45

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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.