Home / 62,940.45-94,378.14-18,561.57

Finding the Fourth Proportional to 62,940.45, 94,378.14 and 18,561.57

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Solution

The fourth proportional to 62,940.45, 94,378.14 and 18,561.57 is: 27,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,940.45 : 94,378.14 = 18,561.57 : x
  2. Step 2: Convert to fraction form
    62,940.45/94,378.14 = 18,561.57/x
  3. Step 3: Cross multiply
    62,940.45x = 94,378.14 × 18,561.57
  4. Step 4: Simplify right side
    62,940.45x = 1,751,806,452.08
  5. Step 5: Solve for x
    x = 1,751,806,452.08/62,940.45
  6. Step 6: Final answer
    x = 27,832.76

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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.