Home / 188,226.27-259,678.17-107,610.48

Finding the Fourth Proportional to 188,226.27, 259,678.17 and 107,610.48

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Solution

The fourth proportional to 188,226.27, 259,678.17 and 107,610.48 is: 148,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,226.27 : 259,678.17 = 107,610.48 : x
  2. Step 2: Convert to fraction form
    188,226.27/259,678.17 = 107,610.48/x
  3. Step 3: Cross multiply
    188,226.27x = 259,678.17 × 107,610.48
  4. Step 4: Simplify right side
    188,226.27x = 27,944,091,981.17
  5. Step 5: Solve for x
    x = 27,944,091,981.17/188,226.27
  6. Step 6: Final answer
    x = 148,460.11

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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.