Home / 49,487.09-74,222.73-14,418.54

Finding the Fourth Proportional to 49,487.09, 74,222.73 and 14,418.54

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Solution

The fourth proportional to 49,487.09, 74,222.73 and 14,418.54 is: 21,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.09 : 74,222.73 = 14,418.54 : x
  2. Step 2: Convert to fraction form
    49,487.09/74,222.73 = 14,418.54/x
  3. Step 3: Cross multiply
    49,487.09x = 74,222.73 × 14,418.54
  4. Step 4: Simplify right side
    49,487.09x = 1,070,183,401.41
  5. Step 5: Solve for x
    x = 1,070,183,401.41/49,487.09
  6. Step 6: Final answer
    x = 21,625.51

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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.