Home / 43,753.20-65,629.80-35,005.20

Finding the Fourth Proportional to 43,753.20, 65,629.80 and 35,005.20

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Solution

The fourth proportional to 43,753.20, 65,629.80 and 35,005.20 is: 52,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,753.20 : 65,629.80 = 35,005.20 : x
  2. Step 2: Convert to fraction form
    43,753.20/65,629.80 = 35,005.20/x
  3. Step 3: Cross multiply
    43,753.20x = 65,629.80 × 35,005.20
  4. Step 4: Simplify right side
    43,753.20x = 2,297,384,274.96
  5. Step 5: Solve for x
    x = 2,297,384,274.96/43,753.20
  6. Step 6: Final answer
    x = 52,507.80

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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.