Home / 86,764.87-119,736.43-50,955.48

Finding the Fourth Proportional to 86,764.87, 119,736.43 and 50,955.48

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Solution

The fourth proportional to 86,764.87, 119,736.43 and 50,955.48 is: 70,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,764.87 : 119,736.43 = 50,955.48 : x
  2. Step 2: Convert to fraction form
    86,764.87/119,736.43 = 50,955.48/x
  3. Step 3: Cross multiply
    86,764.87x = 119,736.43 × 50,955.48
  4. Step 4: Simplify right side
    86,764.87x = 6,101,227,136.75
  5. Step 5: Solve for x
    x = 6,101,227,136.75/86,764.87
  6. Step 6: Final answer
    x = 70,319.09

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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.