Home / 54,823.75-82,236.03-13,270.75

Finding the Fourth Proportional to 54,823.75, 82,236.03 and 13,270.75

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Solution

The fourth proportional to 54,823.75, 82,236.03 and 13,270.75 is: 19,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,823.75 : 82,236.03 = 13,270.75 : x
  2. Step 2: Convert to fraction form
    54,823.75/82,236.03 = 13,270.75/x
  3. Step 3: Cross multiply
    54,823.75x = 82,236.03 × 13,270.75
  4. Step 4: Simplify right side
    54,823.75x = 1,091,333,795.12
  5. Step 5: Solve for x
    x = 1,091,333,795.12/54,823.75
  6. Step 6: Final answer
    x = 19,906.22

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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.