Home / 110,419.22-165,625.31-31,533.39

Finding the Fourth Proportional to 110,419.22, 165,625.31 and 31,533.39

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Solution

The fourth proportional to 110,419.22, 165,625.31 and 31,533.39 is: 47,299.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,419.22 : 165,625.31 = 31,533.39 : x
  2. Step 2: Convert to fraction form
    110,419.22/165,625.31 = 31,533.39/x
  3. Step 3: Cross multiply
    110,419.22x = 165,625.31 × 31,533.39
  4. Step 4: Simplify right side
    110,419.22x = 5,222,727,336.43
  5. Step 5: Solve for x
    x = 5,222,727,336.43/110,419.22
  6. Step 6: Final answer
    x = 47,299.08

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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.