Home / 54,881.58-75,736.47-29,731.14

Finding the Fourth Proportional to 54,881.58, 75,736.47 and 29,731.14

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Solution

The fourth proportional to 54,881.58, 75,736.47 and 29,731.14 is: 41,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.58 : 75,736.47 = 29,731.14 : x
  2. Step 2: Convert to fraction form
    54,881.58/75,736.47 = 29,731.14/x
  3. Step 3: Cross multiply
    54,881.58x = 75,736.47 × 29,731.14
  4. Step 4: Simplify right side
    54,881.58x = 2,251,731,592.68
  5. Step 5: Solve for x
    x = 2,251,731,592.68/54,881.58
  6. Step 6: Final answer
    x = 41,028.91

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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.