Home / 73,752.36-101,778.66-40,217.64

Finding the Fourth Proportional to 73,752.36, 101,778.66 and 40,217.64

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Solution

The fourth proportional to 73,752.36, 101,778.66 and 40,217.64 is: 55,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,752.36 : 101,778.66 = 40,217.64 : x
  2. Step 2: Convert to fraction form
    73,752.36/101,778.66 = 40,217.64/x
  3. Step 3: Cross multiply
    73,752.36x = 101,778.66 × 40,217.64
  4. Step 4: Simplify right side
    73,752.36x = 4,093,297,507.56
  5. Step 5: Solve for x
    x = 4,093,297,507.56/73,752.36
  6. Step 6: Final answer
    x = 55,500.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.