Home / 227,474.03-313,911.16-125,503.78

Finding the Fourth Proportional to 227,474.03, 313,911.16 and 125,503.78

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Solution

The fourth proportional to 227,474.03, 313,911.16 and 125,503.78 is: 173,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,474.03 : 313,911.16 = 125,503.78 : x
  2. Step 2: Convert to fraction form
    227,474.03/313,911.16 = 125,503.78/x
  3. Step 3: Cross multiply
    227,474.03x = 313,911.16 × 125,503.78
  4. Step 4: Simplify right side
    227,474.03x = 39,397,037,164.18
  5. Step 5: Solve for x
    x = 39,397,037,164.18/227,474.03
  6. Step 6: Final answer
    x = 173,193.56

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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.