Home / 76,433.22-114,538.66-33,686.69

Finding the Fourth Proportional to 76,433.22, 114,538.66 and 33,686.69

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Solution

The fourth proportional to 76,433.22, 114,538.66 and 33,686.69 is: 50,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,433.22 : 114,538.66 = 33,686.69 : x
  2. Step 2: Convert to fraction form
    76,433.22/114,538.66 = 33,686.69/x
  3. Step 3: Cross multiply
    76,433.22x = 114,538.66 × 33,686.69
  4. Step 4: Simplify right side
    76,433.22x = 3,858,427,675.53
  5. Step 5: Solve for x
    x = 3,858,427,675.53/76,433.22
  6. Step 6: Final answer
    x = 50,481.03

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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.