Home / 49,040.44-73,561.34-13,980.09

Finding the Fourth Proportional to 49,040.44, 73,561.34 and 13,980.09

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Solution

The fourth proportional to 49,040.44, 73,561.34 and 13,980.09 is: 20,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,040.44 : 73,561.34 = 13,980.09 : x
  2. Step 2: Convert to fraction form
    49,040.44/73,561.34 = 13,980.09/x
  3. Step 3: Cross multiply
    49,040.44x = 73,561.34 × 13,980.09
  4. Step 4: Simplify right side
    49,040.44x = 1,028,394,425.21
  5. Step 5: Solve for x
    x = 1,028,394,425.21/49,040.44
  6. Step 6: Final answer
    x = 20,970.34

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1.5x scale

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.