Home / 254,422.08-381,607.20-67,452.48

Finding the Fourth Proportional to 254,422.08, 381,607.20 and 67,452.48

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Solution

The fourth proportional to 254,422.08, 381,607.20 and 67,452.48 is: 101,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,422.08 : 381,607.20 = 67,452.48 : x
  2. Step 2: Convert to fraction form
    254,422.08/381,607.20 = 67,452.48/x
  3. Step 3: Cross multiply
    254,422.08x = 381,607.20 × 67,452.48
  4. Step 4: Simplify right side
    254,422.08x = 25,740,352,025.86
  5. Step 5: Solve for x
    x = 25,740,352,025.86/254,422.08
  6. Step 6: Final answer
    x = 101,171.85

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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.