Home / 54,763.53-82,150.30-15,320.53

Finding the Fourth Proportional to 54,763.53, 82,150.30 and 15,320.53

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Solution

The fourth proportional to 54,763.53, 82,150.30 and 15,320.53 is: 22,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763.53 : 82,150.30 = 15,320.53 : x
  2. Step 2: Convert to fraction form
    54,763.53/82,150.30 = 15,320.53/x
  3. Step 3: Cross multiply
    54,763.53x = 82,150.30 × 15,320.53
  4. Step 4: Simplify right side
    54,763.53x = 1,258,585,724.91
  5. Step 5: Solve for x
    x = 1,258,585,724.91/54,763.53
  6. Step 6: Final answer
    x = 22,982.19

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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.