Home / 54,431.26-81,672-24,858.16

Finding the Fourth Proportional to 54,431.26, 81,672 and 24,858.16

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Solution

The fourth proportional to 54,431.26, 81,672 and 24,858.16 is: 37,298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,431.26 : 81,672 = 24,858.16 : x
  2. Step 2: Convert to fraction form
    54,431.26/81,672 = 24,858.16/x
  3. Step 3: Cross multiply
    54,431.26x = 81,672 × 24,858.16
  4. Step 4: Simplify right side
    54,431.26x = 2,030,215,643.52
  5. Step 5: Solve for x
    x = 2,030,215,643.52/54,431.26
  6. Step 6: Final answer
    x = 37,298.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.