Home / 86,956.44-119,999.26-49,230.36

Finding the Fourth Proportional to 86,956.44, 119,999.26 and 49,230.36

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Solution

The fourth proportional to 86,956.44, 119,999.26 and 49,230.36 is: 67,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,956.44 : 119,999.26 = 49,230.36 : x
  2. Step 2: Convert to fraction form
    86,956.44/119,999.26 = 49,230.36/x
  3. Step 3: Cross multiply
    86,956.44x = 119,999.26 × 49,230.36
  4. Step 4: Simplify right side
    86,956.44x = 5,907,606,769.53
  5. Step 5: Solve for x
    x = 5,907,606,769.53/86,956.44
  6. Step 6: Final answer
    x = 67,937.54

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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.