Home / 54,884.93-75,745.66-31,016.57

Finding the Fourth Proportional to 54,884.93, 75,745.66 and 31,016.57

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Solution

The fourth proportional to 54,884.93, 75,745.66 and 31,016.57 is: 42,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,884.93 : 75,745.66 = 31,016.57 : x
  2. Step 2: Convert to fraction form
    54,884.93/75,745.66 = 31,016.57/x
  3. Step 3: Cross multiply
    54,884.93x = 75,745.66 × 31,016.57
  4. Step 4: Simplify right side
    54,884.93x = 2,349,370,109.32
  5. Step 5: Solve for x
    x = 2,349,370,109.32/54,884.93
  6. Step 6: Final answer
    x = 42,805.37

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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.