Home / 199,200.11-274,896.20-108,556.10

Finding the Fourth Proportional to 199,200.11, 274,896.20 and 108,556.10

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Solution

The fourth proportional to 199,200.11, 274,896.20 and 108,556.10 is: 149,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,200.11 : 274,896.20 = 108,556.10 : x
  2. Step 2: Convert to fraction form
    199,200.11/274,896.20 = 108,556.10/x
  3. Step 3: Cross multiply
    199,200.11x = 274,896.20 × 108,556.10
  4. Step 4: Simplify right side
    199,200.11x = 29,841,657,459.56
  5. Step 5: Solve for x
    x = 29,841,657,459.56/199,200.11
  6. Step 6: Final answer
    x = 149,807.44

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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.