Home / 43,992.20-65,945.10-39,326.60

Finding the Fourth Proportional to 43,992.20, 65,945.10 and 39,326.60

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Solution

The fourth proportional to 43,992.20, 65,945.10 and 39,326.60 is: 58,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,992.20 : 65,945.10 = 39,326.60 : x
  2. Step 2: Convert to fraction form
    43,992.20/65,945.10 = 39,326.60/x
  3. Step 3: Cross multiply
    43,992.20x = 65,945.10 × 39,326.60
  4. Step 4: Simplify right side
    43,992.20x = 2,593,396,569.66
  5. Step 5: Solve for x
    x = 2,593,396,569.66/43,992.20
  6. Step 6: Final answer
    x = 58,951.28

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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.