Home / 227,034.90-313,245.81-158,047.05

Finding the Fourth Proportional to 227,034.90, 313,245.81 and 158,047.05

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Solution

The fourth proportional to 227,034.90, 313,245.81 and 158,047.05 is: 218,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,034.90 : 313,245.81 = 158,047.05 : x
  2. Step 2: Convert to fraction form
    227,034.90/313,245.81 = 158,047.05/x
  3. Step 3: Cross multiply
    227,034.90x = 313,245.81 × 158,047.05
  4. Step 4: Simplify right side
    227,034.90x = 49,507,576,195.36
  5. Step 5: Solve for x
    x = 49,507,576,195.36/227,034.90
  6. Step 6: Final answer
    x = 218,061.52

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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.