Home / 231,984.54-320,292.93-178,173.42

Finding the Fourth Proportional to 231,984.54, 320,292.93 and 178,173.42

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Solution

The fourth proportional to 231,984.54, 320,292.93 and 178,173.42 is: 245,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,984.54 : 320,292.93 = 178,173.42 : x
  2. Step 2: Convert to fraction form
    231,984.54/320,292.93 = 178,173.42/x
  3. Step 3: Cross multiply
    231,984.54x = 320,292.93 × 178,173.42
  4. Step 4: Simplify right side
    231,984.54x = 57,067,686,739.92
  5. Step 5: Solve for x
    x = 57,067,686,739.92/231,984.54
  6. Step 6: Final answer
    x = 245,997.80

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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.