Home / 54,274.35-74,896.43-30,399.81

Finding the Fourth Proportional to 54,274.35, 74,896.43 and 30,399.81

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Solution

The fourth proportional to 54,274.35, 74,896.43 and 30,399.81 is: 41,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.35 : 74,896.43 = 30,399.81 : x
  2. Step 2: Convert to fraction form
    54,274.35/74,896.43 = 30,399.81/x
  3. Step 3: Cross multiply
    54,274.35x = 74,896.43 × 30,399.81
  4. Step 4: Simplify right side
    54,274.35x = 2,276,837,241.68
  5. Step 5: Solve for x
    x = 2,276,837,241.68/54,274.35
  6. Step 6: Final answer
    x = 41,950.52

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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.