Home / 43,936.40-65,904.60-43,644.80

Finding the Fourth Proportional to 43,936.40, 65,904.60 and 43,644.80

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Solution

The fourth proportional to 43,936.40, 65,904.60 and 43,644.80 is: 65,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,936.40 : 65,904.60 = 43,644.80 : x
  2. Step 2: Convert to fraction form
    43,936.40/65,904.60 = 43,644.80/x
  3. Step 3: Cross multiply
    43,936.40x = 65,904.60 × 43,644.80
  4. Step 4: Simplify right side
    43,936.40x = 2,876,393,086.08
  5. Step 5: Solve for x
    x = 2,876,393,086.08/43,936.40
  6. Step 6: Final answer
    x = 65,467.20

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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.