Home / 227,998.23-314,653.83-126,021.51

Finding the Fourth Proportional to 227,998.23, 314,653.83 and 126,021.51

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Solution

The fourth proportional to 227,998.23, 314,653.83 and 126,021.51 is: 173,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,998.23 : 314,653.83 = 126,021.51 : x
  2. Step 2: Convert to fraction form
    227,998.23/314,653.83 = 126,021.51/x
  3. Step 3: Cross multiply
    227,998.23x = 314,653.83 × 126,021.51
  4. Step 4: Simplify right side
    227,998.23x = 39,653,150,783.88
  5. Step 5: Solve for x
    x = 39,653,150,783.88/227,998.23
  6. Step 6: Final answer
    x = 173,918.68

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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.