Home / 79,596.06-109,840.20-43,786.04

Finding the Fourth Proportional to 79,596.06, 109,840.20 and 43,786.04

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Solution

The fourth proportional to 79,596.06, 109,840.20 and 43,786.04 is: 60,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,596.06 : 109,840.20 = 43,786.04 : x
  2. Step 2: Convert to fraction form
    79,596.06/109,840.20 = 43,786.04/x
  3. Step 3: Cross multiply
    79,596.06x = 109,840.20 × 43,786.04
  4. Step 4: Simplify right side
    79,596.06x = 4,809,467,390.81
  5. Step 5: Solve for x
    x = 4,809,467,390.81/79,596.06
  6. Step 6: Final answer
    x = 60,423.44

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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.