Home / 320,165.21-441,844.98-184,219.80

Finding the Fourth Proportional to 320,165.21, 441,844.98 and 184,219.80

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Solution

The fourth proportional to 320,165.21, 441,844.98 and 184,219.80 is: 254,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,165.21 : 441,844.98 = 184,219.80 : x
  2. Step 2: Convert to fraction form
    320,165.21/441,844.98 = 184,219.80/x
  3. Step 3: Cross multiply
    320,165.21x = 441,844.98 × 184,219.80
  4. Step 4: Simplify right side
    320,165.21x = 81,396,593,846.60
  5. Step 5: Solve for x
    x = 81,396,593,846.60/320,165.21
  6. Step 6: Final answer
    x = 254,233.10

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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.