Home / 43,575.48-65,361.85-12,410.73

Finding the Fourth Proportional to 43,575.48, 65,361.85 and 12,410.73

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Solution

The fourth proportional to 43,575.48, 65,361.85 and 12,410.73 is: 18,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.48 : 65,361.85 = 12,410.73 : x
  2. Step 2: Convert to fraction form
    43,575.48/65,361.85 = 12,410.73/x
  3. Step 3: Cross multiply
    43,575.48x = 65,361.85 × 12,410.73
  4. Step 4: Simplify right side
    43,575.48x = 811,188,272.65
  5. Step 5: Solve for x
    x = 811,188,272.65/43,575.48
  6. Step 6: Final answer
    x = 18,615.70

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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.