Home / 54,116.20-74,687.70-30,244.60

Finding the Fourth Proportional to 54,116.20, 74,687.70 and 30,244.60

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Solution

The fourth proportional to 54,116.20, 74,687.70 and 30,244.60 is: 41,741.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.20 : 74,687.70 = 30,244.60 : x
  2. Step 2: Convert to fraction form
    54,116.20/74,687.70 = 30,244.60/x
  3. Step 3: Cross multiply
    54,116.20x = 74,687.70 × 30,244.60
  4. Step 4: Simplify right side
    54,116.20x = 2,258,899,611.42
  5. Step 5: Solve for x
    x = 2,258,899,611.42/54,116.20
  6. Step 6: Final answer
    x = 41,741.65

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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.