Home / 339,913.44-469,086.48-186,968.16

Finding the Fourth Proportional to 339,913.44, 469,086.48 and 186,968.16

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Solution

The fourth proportional to 339,913.44, 469,086.48 and 186,968.16 is: 258,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,913.44 : 469,086.48 = 186,968.16 : x
  2. Step 2: Convert to fraction form
    339,913.44/469,086.48 = 186,968.16/x
  3. Step 3: Cross multiply
    339,913.44x = 469,086.48 × 186,968.16
  4. Step 4: Simplify right side
    339,913.44x = 87,704,236,046.48
  5. Step 5: Solve for x
    x = 87,704,236,046.48/339,913.44
  6. Step 6: Final answer
    x = 258,019.32

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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.