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Finding the Fourth Proportional to 62,806.68, 86,583.60 and 44,895.15

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Solution

The fourth proportional to 62,806.68, 86,583.60 and 44,895.15 is: 61,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,806.68 : 86,583.60 = 44,895.15 : x
  2. Step 2: Convert to fraction form
    62,806.68/86,583.60 = 44,895.15/x
  3. Step 3: Cross multiply
    62,806.68x = 86,583.60 × 44,895.15
  4. Step 4: Simplify right side
    62,806.68x = 3,887,183,709.54
  5. Step 5: Solve for x
    x = 3,887,183,709.54/62,806.68
  6. Step 6: Final answer
    x = 61,891.25

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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.