Home / 86,213.41-118,956.67-50,396.49

Finding the Fourth Proportional to 86,213.41, 118,956.67 and 50,396.49

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Solution

The fourth proportional to 86,213.41, 118,956.67 and 50,396.49 is: 69,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,213.41 : 118,956.67 = 50,396.49 : x
  2. Step 2: Convert to fraction form
    86,213.41/118,956.67 = 50,396.49/x
  3. Step 3: Cross multiply
    86,213.41x = 118,956.67 × 50,396.49
  4. Step 4: Simplify right side
    86,213.41x = 5,994,998,630.09
  5. Step 5: Solve for x
    x = 5,994,998,630.09/86,213.41
  6. Step 6: Final answer
    x = 69,536.73

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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.