Home / 110,629.80-165,944.70-40,536.45

Finding the Fourth Proportional to 110,629.80, 165,944.70 and 40,536.45

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Solution

The fourth proportional to 110,629.80, 165,944.70 and 40,536.45 is: 60,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.80 : 165,944.70 = 40,536.45 : x
  2. Step 2: Convert to fraction form
    110,629.80/165,944.70 = 40,536.45/x
  3. Step 3: Cross multiply
    110,629.80x = 165,944.70 × 40,536.45
  4. Step 4: Simplify right side
    110,629.80x = 6,726,809,034.32
  5. Step 5: Solve for x
    x = 6,726,809,034.32/110,629.80
  6. Step 6: Final answer
    x = 60,804.68

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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.