Home / 54,118.36-74,683.11-30,245.03

Finding the Fourth Proportional to 54,118.36, 74,683.11 and 30,245.03

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Solution

The fourth proportional to 54,118.36, 74,683.11 and 30,245.03 is: 41,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,118.36 : 74,683.11 = 30,245.03 : x
  2. Step 2: Convert to fraction form
    54,118.36/74,683.11 = 30,245.03/x
  3. Step 3: Cross multiply
    54,118.36x = 74,683.11 × 30,245.03
  4. Step 4: Simplify right side
    54,118.36x = 2,258,792,902.44
  5. Step 5: Solve for x
    x = 2,258,792,902.44/54,118.36
  6. Step 6: Final answer
    x = 41,738.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.