Home / 79,180.20-109,268.73-43,370.24

Finding the Fourth Proportional to 79,180.20, 109,268.73 and 43,370.24

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Solution

The fourth proportional to 79,180.20, 109,268.73 and 43,370.24 is: 59,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,180.20 : 109,268.73 = 43,370.24 : x
  2. Step 2: Convert to fraction form
    79,180.20/109,268.73 = 43,370.24/x
  3. Step 3: Cross multiply
    79,180.20x = 109,268.73 × 43,370.24
  4. Step 4: Simplify right side
    79,180.20x = 4,739,010,498.25
  5. Step 5: Solve for x
    x = 4,739,010,498.25/79,180.20
  6. Step 6: Final answer
    x = 59,850.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.