Home / 110,251.34-165,408.44-54,108.32

Finding the Fourth Proportional to 110,251.34, 165,408.44 and 54,108.32

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Solution

The fourth proportional to 110,251.34, 165,408.44 and 54,108.32 is: 81,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,251.34 : 165,408.44 = 54,108.32 : x
  2. Step 2: Convert to fraction form
    110,251.34/165,408.44 = 54,108.32/x
  3. Step 3: Cross multiply
    110,251.34x = 165,408.44 × 54,108.32
  4. Step 4: Simplify right side
    110,251.34x = 8,949,972,945.20
  5. Step 5: Solve for x
    x = 8,949,972,945.20/110,251.34
  6. Step 6: Final answer
    x = 81,177.91

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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.