Home / 286,233.62-394,994.72-171,577.04

Finding the Fourth Proportional to 286,233.62, 394,994.72 and 171,577.04

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Solution

The fourth proportional to 286,233.62, 394,994.72 and 171,577.04 is: 236,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,233.62 : 394,994.72 = 171,577.04 : x
  2. Step 2: Convert to fraction form
    286,233.62/394,994.72 = 171,577.04/x
  3. Step 3: Cross multiply
    286,233.62x = 394,994.72 × 171,577.04
  4. Step 4: Simplify right side
    286,233.62x = 67,772,024,873.23
  5. Step 5: Solve for x
    x = 67,772,024,873.23/286,233.62
  6. Step 6: Final answer
    x = 236,771.71

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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.