Home / 199,201.90-274,891.63-108,556.01

Finding the Fourth Proportional to 199,201.90, 274,891.63 and 108,556.01

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Solution

The fourth proportional to 199,201.90, 274,891.63 and 108,556.01 is: 149,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,201.90 : 274,891.63 = 108,556.01 : x
  2. Step 2: Convert to fraction form
    199,201.90/274,891.63 = 108,556.01/x
  3. Step 3: Cross multiply
    199,201.90x = 274,891.63 × 108,556.01
  4. Step 4: Simplify right side
    199,201.90x = 29,841,138,535.20
  5. Step 5: Solve for x
    x = 29,841,138,535.20/199,201.90
  6. Step 6: Final answer
    x = 149,803.49

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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.