Home / 193,059.56-266,419.62-108,178.28

Finding the Fourth Proportional to 193,059.56, 266,419.62 and 108,178.28

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Solution

The fourth proportional to 193,059.56, 266,419.62 and 108,178.28 is: 149,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,059.56 : 266,419.62 = 108,178.28 : x
  2. Step 2: Convert to fraction form
    193,059.56/266,419.62 = 108,178.28/x
  3. Step 3: Cross multiply
    193,059.56x = 266,419.62 × 108,178.28
  4. Step 4: Simplify right side
    193,059.56x = 28,820,816,249.85
  5. Step 5: Solve for x
    x = 28,820,816,249.85/193,059.56
  6. Step 6: Final answer
    x = 149,284.58

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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.