Home / 44,334.49-66,464.31-20,629.78

Finding the Fourth Proportional to 44,334.49, 66,464.31 and 20,629.78

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Solution

The fourth proportional to 44,334.49, 66,464.31 and 20,629.78 is: 30,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,334.49 : 66,464.31 = 20,629.78 : x
  2. Step 2: Convert to fraction form
    44,334.49/66,464.31 = 20,629.78/x
  3. Step 3: Cross multiply
    44,334.49x = 66,464.31 × 20,629.78
  4. Step 4: Simplify right side
    44,334.49x = 1,371,144,093.15
  5. Step 5: Solve for x
    x = 1,371,144,093.15/44,334.49
  6. Step 6: Final answer
    x = 30,927.26

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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.