Home / 188,084.84-259,557.09-107,514.12

Finding the Fourth Proportional to 188,084.84, 259,557.09 and 107,514.12

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Solution

The fourth proportional to 188,084.84, 259,557.09 and 107,514.12 is: 148,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,084.84 : 259,557.09 = 107,514.12 : x
  2. Step 2: Convert to fraction form
    188,084.84/259,557.09 = 107,514.12/x
  3. Step 3: Cross multiply
    188,084.84x = 259,557.09 × 107,514.12
  4. Step 4: Simplify right side
    188,084.84x = 27,906,052,121.11
  5. Step 5: Solve for x
    x = 27,906,052,121.11/188,084.84
  6. Step 6: Final answer
    x = 148,369.50

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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.