Home / 43,464.54-65,202.30-12,299.80

Finding the Fourth Proportional to 43,464.54, 65,202.30 and 12,299.80

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Solution

The fourth proportional to 43,464.54, 65,202.30 and 12,299.80 is: 18,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,464.54 : 65,202.30 = 12,299.80 : x
  2. Step 2: Convert to fraction form
    43,464.54/65,202.30 = 12,299.80/x
  3. Step 3: Cross multiply
    43,464.54x = 65,202.30 × 12,299.80
  4. Step 4: Simplify right side
    43,464.54x = 801,975,249.54
  5. Step 5: Solve for x
    x = 801,975,249.54/43,464.54
  6. Step 6: Final answer
    x = 18,451.25

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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.