Home / 110,272.73-165,415.37-31,380.75

Finding the Fourth Proportional to 110,272.73, 165,415.37 and 31,380.75

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Solution

The fourth proportional to 110,272.73, 165,415.37 and 31,380.75 is: 47,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,272.73 : 165,415.37 = 31,380.75 : x
  2. Step 2: Convert to fraction form
    110,272.73/165,415.37 = 31,380.75/x
  3. Step 3: Cross multiply
    110,272.73x = 165,415.37 × 31,380.75
  4. Step 4: Simplify right side
    110,272.73x = 5,190,858,215.22
  5. Step 5: Solve for x
    x = 5,190,858,215.22/110,272.73
  6. Step 6: Final answer
    x = 47,072.91

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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.