Home / 43,941.66-65,912.49-10,661.44

Finding the Fourth Proportional to 43,941.66, 65,912.49 and 10,661.44

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Solution

The fourth proportional to 43,941.66, 65,912.49 and 10,661.44 is: 15,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,941.66 : 65,912.49 = 10,661.44 : x
  2. Step 2: Convert to fraction form
    43,941.66/65,912.49 = 10,661.44/x
  3. Step 3: Cross multiply
    43,941.66x = 65,912.49 × 10,661.44
  4. Step 4: Simplify right side
    43,941.66x = 702,722,057.39
  5. Step 5: Solve for x
    x = 702,722,057.39/43,941.66
  6. Step 6: Final answer
    x = 15,992.16

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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.