Home / 338,926.12-467,716.62-188,023.12

Finding the Fourth Proportional to 338,926.12, 467,716.62 and 188,023.12

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Solution

The fourth proportional to 338,926.12, 467,716.62 and 188,023.12 is: 259,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,926.12 : 467,716.62 = 188,023.12 : x
  2. Step 2: Convert to fraction form
    338,926.12/467,716.62 = 188,023.12/x
  3. Step 3: Cross multiply
    338,926.12x = 467,716.62 × 188,023.12
  4. Step 4: Simplify right side
    338,926.12x = 87,941,538,168.25
  5. Step 5: Solve for x
    x = 87,941,538,168.25/338,926.12
  6. Step 6: Final answer
    x = 259,471.11

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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.