Home / 291,968.82-402,917.29-171,086.04

Finding the Fourth Proportional to 291,968.82, 402,917.29 and 171,086.04

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Solution

The fourth proportional to 291,968.82, 402,917.29 and 171,086.04 is: 236,098.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,968.82 : 402,917.29 = 171,086.04 : x
  2. Step 2: Convert to fraction form
    291,968.82/402,917.29 = 171,086.04/x
  3. Step 3: Cross multiply
    291,968.82x = 402,917.29 × 171,086.04
  4. Step 4: Simplify right side
    291,968.82x = 68,933,523,165.92
  5. Step 5: Solve for x
    x = 68,933,523,165.92/291,968.82
  6. Step 6: Final answer
    x = 236,098.92

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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.