Home / 54,437.23-81,579.26-43,294.46

Finding the Fourth Proportional to 54,437.23, 81,579.26 and 43,294.46

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Solution

The fourth proportional to 54,437.23, 81,579.26 and 43,294.46 is: 64,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437.23 : 81,579.26 = 43,294.46 : x
  2. Step 2: Convert to fraction form
    54,437.23/81,579.26 = 43,294.46/x
  3. Step 3: Cross multiply
    54,437.23x = 81,579.26 × 43,294.46
  4. Step 4: Simplify right side
    54,437.23x = 3,531,930,321.08
  5. Step 5: Solve for x
    x = 3,531,930,321.08/54,437.23
  6. Step 6: Final answer
    x = 64,880.79

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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.