Home / 86,608.11-119,511.27-50,791.53

Finding the Fourth Proportional to 86,608.11, 119,511.27 and 50,791.53

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Solution

The fourth proportional to 86,608.11, 119,511.27 and 50,791.53 is: 70,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,608.11 : 119,511.27 = 50,791.53 : x
  2. Step 2: Convert to fraction form
    86,608.11/119,511.27 = 50,791.53/x
  3. Step 3: Cross multiply
    86,608.11x = 119,511.27 × 50,791.53
  4. Step 4: Simplify right side
    86,608.11x = 6,070,160,255.54
  5. Step 5: Solve for x
    x = 6,070,160,255.54/86,608.11
  6. Step 6: Final answer
    x = 70,087.67

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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.