Home / 54,116.22-74,683.70-30,244.80

Finding the Fourth Proportional to 54,116.22, 74,683.70 and 30,244.80

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Solution

The fourth proportional to 54,116.22, 74,683.70 and 30,244.80 is: 41,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.22 : 74,683.70 = 30,244.80 : x
  2. Step 2: Convert to fraction form
    54,116.22/74,683.70 = 30,244.80/x
  3. Step 3: Cross multiply
    54,116.22x = 74,683.70 × 30,244.80
  4. Step 4: Simplify right side
    54,116.22x = 2,258,793,982.14
  5. Step 5: Solve for x
    x = 2,258,793,982.14/54,116.22
  6. Step 6: Final answer
    x = 41,739.68

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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.