Home / 79,786.23-110,110.37-43,976.27

Finding the Fourth Proportional to 79,786.23, 110,110.37 and 43,976.27

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Solution

The fourth proportional to 79,786.23, 110,110.37 and 43,976.27 is: 60,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,786.23 : 110,110.37 = 43,976.27 : x
  2. Step 2: Convert to fraction form
    79,786.23/110,110.37 = 43,976.27/x
  3. Step 3: Cross multiply
    79,786.23x = 110,110.37 × 43,976.27
  4. Step 4: Simplify right side
    79,786.23x = 4,842,242,590.49
  5. Step 5: Solve for x
    x = 4,842,242,590.49/79,786.23
  6. Step 6: Final answer
    x = 60,690.20

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1.5x scale

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.