Home / 54,021.72-74,529.14-33,843.44

Finding the Fourth Proportional to 54,021.72, 74,529.14 and 33,843.44

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Solution

The fourth proportional to 54,021.72, 74,529.14 and 33,843.44 is: 46,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,021.72 : 74,529.14 = 33,843.44 : x
  2. Step 2: Convert to fraction form
    54,021.72/74,529.14 = 33,843.44/x
  3. Step 3: Cross multiply
    54,021.72x = 74,529.14 × 33,843.44
  4. Step 4: Simplify right side
    54,021.72x = 2,522,322,477.84
  5. Step 5: Solve for x
    x = 2,522,322,477.84/54,021.72
  6. Step 6: Final answer
    x = 46,690.90

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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.