Home / 89,824.26-123,958.44-49,539.72

Finding the Fourth Proportional to 89,824.26, 123,958.44 and 49,539.72

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Solution

The fourth proportional to 89,824.26, 123,958.44 and 49,539.72 is: 68,365.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,824.26 : 123,958.44 = 49,539.72 : x
  2. Step 2: Convert to fraction form
    89,824.26/123,958.44 = 49,539.72/x
  3. Step 3: Cross multiply
    89,824.26x = 123,958.44 × 49,539.72
  4. Step 4: Simplify right side
    89,824.26x = 6,140,866,409.24
  5. Step 5: Solve for x
    x = 6,140,866,409.24/89,824.26
  6. Step 6: Final answer
    x = 68,365.34

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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.