Home / 54,881.25-75,736.94-29,730.75

Finding the Fourth Proportional to 54,881.25, 75,736.94 and 29,730.75

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Solution

The fourth proportional to 54,881.25, 75,736.94 and 29,730.75 is: 41,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.25 : 75,736.94 = 29,730.75 : x
  2. Step 2: Convert to fraction form
    54,881.25/75,736.94 = 29,730.75/x
  3. Step 3: Cross multiply
    54,881.25x = 75,736.94 × 29,730.75
  4. Step 4: Simplify right side
    54,881.25x = 2,251,716,028.91
  5. Step 5: Solve for x
    x = 2,251,716,028.91/54,881.25
  6. Step 6: Final answer
    x = 41,028.88

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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.