Home / 43,550.96-65,337.38-21,374.78

Finding the Fourth Proportional to 43,550.96, 65,337.38 and 21,374.78

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Solution

The fourth proportional to 43,550.96, 65,337.38 and 21,374.78 is: 32,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550.96 : 65,337.38 = 21,374.78 : x
  2. Step 2: Convert to fraction form
    43,550.96/65,337.38 = 21,374.78/x
  3. Step 3: Cross multiply
    43,550.96x = 65,337.38 × 21,374.78
  4. Step 4: Simplify right side
    43,550.96x = 1,396,572,016.40
  5. Step 5: Solve for x
    x = 1,396,572,016.40/43,550.96
  6. Step 6: Final answer
    x = 32,067.54

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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.