Home / 188,453.61-259,977.44-111,975.03

Finding the Fourth Proportional to 188,453.61, 259,977.44 and 111,975.03

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Solution

The fourth proportional to 188,453.61, 259,977.44 and 111,975.03 is: 154,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,453.61 : 259,977.44 = 111,975.03 : x
  2. Step 2: Convert to fraction form
    188,453.61/259,977.44 = 111,975.03/x
  3. Step 3: Cross multiply
    188,453.61x = 259,977.44 × 111,975.03
  4. Step 4: Simplify right side
    188,453.61x = 29,110,981,083.45
  5. Step 5: Solve for x
    x = 29,110,981,083.45/188,453.61
  6. Step 6: Final answer
    x = 154,472.93

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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.