Home / 54,759.51-75,568.82-30,883.95

Finding the Fourth Proportional to 54,759.51, 75,568.82 and 30,883.95

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Solution

The fourth proportional to 54,759.51, 75,568.82 and 30,883.95 is: 42,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,759.51 : 75,568.82 = 30,883.95 : x
  2. Step 2: Convert to fraction form
    54,759.51/75,568.82 = 30,883.95/x
  3. Step 3: Cross multiply
    54,759.51x = 75,568.82 × 30,883.95
  4. Step 4: Simplify right side
    54,759.51x = 2,333,863,504.02
  5. Step 5: Solve for x
    x = 2,333,863,504.02/54,759.51
  6. Step 6: Final answer
    x = 42,620.24

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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.