Home / 109,765.48-164,629.07-30,860.95

Finding the Fourth Proportional to 109,765.48, 164,629.07 and 30,860.95

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Solution

The fourth proportional to 109,765.48, 164,629.07 and 30,860.95 is: 46,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,765.48 : 164,629.07 = 30,860.95 : x
  2. Step 2: Convert to fraction form
    109,765.48/164,629.07 = 30,860.95/x
  3. Step 3: Cross multiply
    109,765.48x = 164,629.07 × 30,860.95
  4. Step 4: Simplify right side
    109,765.48x = 5,080,608,520.37
  5. Step 5: Solve for x
    x = 5,080,608,520.37/109,765.48
  6. Step 6: Final answer
    x = 46,286.03

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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.