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Finding the Fourth Proportional to 36,465.19, 50,321.99 and 19,698.19

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Solution

The fourth proportional to 36,465.19, 50,321.99 and 19,698.19 is: 27,183.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,465.19 : 50,321.99 = 19,698.19 : x
  2. Step 2: Convert to fraction form
    36,465.19/50,321.99 = 19,698.19/x
  3. Step 3: Cross multiply
    36,465.19x = 50,321.99 × 19,698.19
  4. Step 4: Simplify right side
    36,465.19x = 991,252,043.64
  5. Step 5: Solve for x
    x = 991,252,043.64/36,465.19
  6. Step 6: Final answer
    x = 27,183.52

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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.