Home / 54,360.20-81,540.30-23,256.20

Finding the Fourth Proportional to 54,360.20, 81,540.30 and 23,256.20

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Solution

The fourth proportional to 54,360.20, 81,540.30 and 23,256.20 is: 34,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,360.20 : 81,540.30 = 23,256.20 : x
  2. Step 2: Convert to fraction form
    54,360.20/81,540.30 = 23,256.20/x
  3. Step 3: Cross multiply
    54,360.20x = 81,540.30 × 23,256.20
  4. Step 4: Simplify right side
    54,360.20x = 1,896,317,524.86
  5. Step 5: Solve for x
    x = 1,896,317,524.86/54,360.20
  6. Step 6: Final answer
    x = 34,884.30

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1.5x scale

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.