Home / 43,676.08-65,544.44-19,986.54

Finding the Fourth Proportional to 43,676.08, 65,544.44 and 19,986.54

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Solution

The fourth proportional to 43,676.08, 65,544.44 and 19,986.54 is: 29,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,676.08 : 65,544.44 = 19,986.54 : x
  2. Step 2: Convert to fraction form
    43,676.08/65,544.44 = 19,986.54/x
  3. Step 3: Cross multiply
    43,676.08x = 65,544.44 × 19,986.54
  4. Step 4: Simplify right side
    43,676.08x = 1,310,006,571.84
  5. Step 5: Solve for x
    x = 1,310,006,571.84/43,676.08
  6. Step 6: Final answer
    x = 29,993.68

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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.