Home / 188,226.14-259,678-107,610.36

Finding the Fourth Proportional to 188,226.14, 259,678 and 107,610.36

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Solution

The fourth proportional to 188,226.14, 259,678 and 107,610.36 is: 148,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,226.14 : 259,678 = 107,610.36 : x
  2. Step 2: Convert to fraction form
    188,226.14/259,678 = 107,610.36/x
  3. Step 3: Cross multiply
    188,226.14x = 259,678 × 107,610.36
  4. Step 4: Simplify right side
    188,226.14x = 27,944,043,064.08
  5. Step 5: Solve for x
    x = 27,944,043,064.08/188,226.14
  6. Step 6: Final answer
    x = 148,459.95

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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.