Home / 227,212.19-313,554.91-125,241.56

Finding the Fourth Proportional to 227,212.19, 313,554.91 and 125,241.56

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Solution

The fourth proportional to 227,212.19, 313,554.91 and 125,241.56 is: 172,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,212.19 : 313,554.91 = 125,241.56 : x
  2. Step 2: Convert to fraction form
    227,212.19/313,554.91 = 125,241.56/x
  3. Step 3: Cross multiply
    227,212.19x = 313,554.91 × 125,241.56
  4. Step 4: Simplify right side
    227,212.19x = 39,270,107,719.83
  5. Step 5: Solve for x
    x = 39,270,107,719.83/227,212.19
  6. Step 6: Final answer
    x = 172,834.51

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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.