Home / 193,393.22-266,887.26-108,516.56

Finding the Fourth Proportional to 193,393.22, 266,887.26 and 108,516.56

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Solution

The fourth proportional to 193,393.22, 266,887.26 and 108,516.56 is: 149,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,393.22 : 266,887.26 = 108,516.56 : x
  2. Step 2: Convert to fraction form
    193,393.22/266,887.26 = 108,516.56/x
  3. Step 3: Cross multiply
    193,393.22x = 266,887.26 × 108,516.56
  4. Step 4: Simplify right side
    193,393.22x = 28,961,686,028.59
  5. Step 5: Solve for x
    x = 28,961,686,028.59/193,393.22
  6. Step 6: Final answer
    x = 149,755.44

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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.