Home / 268,517.41-370,563.53-147,667.88

Finding the Fourth Proportional to 268,517.41, 370,563.53 and 147,667.88

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Solution

The fourth proportional to 268,517.41, 370,563.53 and 147,667.88 is: 203,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,517.41 : 370,563.53 = 147,667.88 : x
  2. Step 2: Convert to fraction form
    268,517.41/370,563.53 = 147,667.88/x
  3. Step 3: Cross multiply
    268,517.41x = 370,563.53 × 147,667.88
  4. Step 4: Simplify right side
    268,517.41x = 54,720,332,175.99
  5. Step 5: Solve for x
    x = 54,720,332,175.99/268,517.41
  6. Step 6: Final answer
    x = 203,786.91

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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.