Home / 40,583.82-60,889.57-21,865.78

Finding the Fourth Proportional to 40,583.82, 60,889.57 and 21,865.78

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Solution

The fourth proportional to 40,583.82, 60,889.57 and 21,865.78 is: 32,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,583.82 : 60,889.57 = 21,865.78 : x
  2. Step 2: Convert to fraction form
    40,583.82/60,889.57 = 21,865.78/x
  3. Step 3: Cross multiply
    40,583.82x = 60,889.57 × 21,865.78
  4. Step 4: Simplify right side
    40,583.82x = 1,331,397,735.03
  5. Step 5: Solve for x
    x = 1,331,397,735.03/40,583.82
  6. Step 6: Final answer
    x = 32,806.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.