Home / 110,454.88-165,563.16-54,229.60

Finding the Fourth Proportional to 110,454.88, 165,563.16 and 54,229.60

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Solution

The fourth proportional to 110,454.88, 165,563.16 and 54,229.60 is: 81,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,454.88 : 165,563.16 = 54,229.60 : x
  2. Step 2: Convert to fraction form
    110,454.88/165,563.16 = 54,229.60/x
  3. Step 3: Cross multiply
    110,454.88x = 165,563.16 × 54,229.60
  4. Step 4: Simplify right side
    110,454.88x = 8,978,423,941.54
  5. Step 5: Solve for x
    x = 8,978,423,941.54/110,454.88
  6. Step 6: Final answer
    x = 81,285.90

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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.