Home / 187,849.67-259,243.16-111,414.02

Finding the Fourth Proportional to 187,849.67, 259,243.16 and 111,414.02

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Solution

The fourth proportional to 187,849.67, 259,243.16 and 111,414.02 is: 153,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,849.67 : 259,243.16 = 111,414.02 : x
  2. Step 2: Convert to fraction form
    187,849.67/259,243.16 = 111,414.02/x
  3. Step 3: Cross multiply
    187,849.67x = 259,243.16 × 111,414.02
  4. Step 4: Simplify right side
    187,849.67x = 28,883,322,704.14
  5. Step 5: Solve for x
    x = 28,883,322,704.14/187,849.67
  6. Step 6: Final answer
    x = 153,757.64

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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.