Home / 193,057.76-266,419.79-117,606.26

Finding the Fourth Proportional to 193,057.76, 266,419.79 and 117,606.26

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Solution

The fourth proportional to 193,057.76, 266,419.79 and 117,606.26 is: 162,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,057.76 : 266,419.79 = 117,606.26 : x
  2. Step 2: Convert to fraction form
    193,057.76/266,419.79 = 117,606.26/x
  3. Step 3: Cross multiply
    193,057.76x = 266,419.79 × 117,606.26
  4. Step 4: Simplify right side
    193,057.76x = 31,332,635,091.89
  5. Step 5: Solve for x
    x = 31,332,635,091.89/193,057.76
  6. Step 6: Final answer
    x = 162,296.69

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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.