Home / 227,317.81-313,533.67-154,591.43

Finding the Fourth Proportional to 227,317.81, 313,533.67 and 154,591.43

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Solution

The fourth proportional to 227,317.81, 313,533.67 and 154,591.43 is: 213,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,317.81 : 313,533.67 = 154,591.43 : x
  2. Step 2: Convert to fraction form
    227,317.81/313,533.67 = 154,591.43/x
  3. Step 3: Cross multiply
    227,317.81x = 313,533.67 × 154,591.43
  4. Step 4: Simplify right side
    227,317.81x = 48,469,617,937.48
  5. Step 5: Solve for x
    x = 48,469,617,937.48/227,317.81
  6. Step 6: Final answer
    x = 213,224.03

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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.