Home / 347,918.82-521,845.29-111,197.94

Finding the Fourth Proportional to 347,918.82, 521,845.29 and 111,197.94

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Solution

The fourth proportional to 347,918.82, 521,845.29 and 111,197.94 is: 166,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,918.82 : 521,845.29 = 111,197.94 : x
  2. Step 2: Convert to fraction form
    347,918.82/521,845.29 = 111,197.94/x
  3. Step 3: Cross multiply
    347,918.82x = 521,845.29 × 111,197.94
  4. Step 4: Simplify right side
    347,918.82x = 58,028,121,246.70
  5. Step 5: Solve for x
    x = 58,028,121,246.70/347,918.82
  6. Step 6: Final answer
    x = 166,786.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.