Home / 54,741.52-75,537.66-40,408.98

Finding the Fourth Proportional to 54,741.52, 75,537.66 and 40,408.98

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Solution

The fourth proportional to 54,741.52, 75,537.66 and 40,408.98 is: 55,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,741.52 : 75,537.66 = 40,408.98 : x
  2. Step 2: Convert to fraction form
    54,741.52/75,537.66 = 40,408.98/x
  3. Step 3: Cross multiply
    54,741.52x = 75,537.66 × 40,408.98
  4. Step 4: Simplify right side
    54,741.52x = 3,052,399,660.45
  5. Step 5: Solve for x
    x = 3,052,399,660.45/54,741.52
  6. Step 6: Final answer
    x = 55,760.23

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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.