Home / 54,763.56-82,153.40-17,315.16

Finding the Fourth Proportional to 54,763.56, 82,153.40 and 17,315.16

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Solution

The fourth proportional to 54,763.56, 82,153.40 and 17,315.16 is: 25,975.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763.56 : 82,153.40 = 17,315.16 : x
  2. Step 2: Convert to fraction form
    54,763.56/82,153.40 = 17,315.16/x
  3. Step 3: Cross multiply
    54,763.56x = 82,153.40 × 17,315.16
  4. Step 4: Simplify right side
    54,763.56x = 1,422,499,265.54
  5. Step 5: Solve for x
    x = 1,422,499,265.54/54,763.56
  6. Step 6: Final answer
    x = 25,975.29

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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.