Home / 43,542.45-65,247.44-19,836.18

Finding the Fourth Proportional to 43,542.45, 65,247.44 and 19,836.18

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Solution

The fourth proportional to 43,542.45, 65,247.44 and 19,836.18 is: 29,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,542.45 : 65,247.44 = 19,836.18 : x
  2. Step 2: Convert to fraction form
    43,542.45/65,247.44 = 19,836.18/x
  3. Step 3: Cross multiply
    43,542.45x = 65,247.44 × 19,836.18
  4. Step 4: Simplify right side
    43,542.45x = 1,294,259,865.20
  5. Step 5: Solve for x
    x = 1,294,259,865.20/43,542.45
  6. Step 6: Final answer
    x = 29,724.09

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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.