Home / 116,846.04-161,204.22-81,067.80

Finding the Fourth Proportional to 116,846.04, 161,204.22 and 81,067.80

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Solution

The fourth proportional to 116,846.04, 161,204.22 and 81,067.80 is: 111,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,846.04 : 161,204.22 = 81,067.80 : x
  2. Step 2: Convert to fraction form
    116,846.04/161,204.22 = 81,067.80/x
  3. Step 3: Cross multiply
    116,846.04x = 161,204.22 × 81,067.80
  4. Step 4: Simplify right side
    116,846.04x = 13,068,471,466.12
  5. Step 5: Solve for x
    x = 13,068,471,466.12/116,846.04
  6. Step 6: Final answer
    x = 111,843.51

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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.