Finding the Fourth Proportional to 167,072.23, 230,538.99 and 106,678.23
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Solution
The fourth proportional to 167,072.23, 230,538.99 and 106,678.23 is: 147,202.75
Step by Step Solution
- Step 1: Write the proportion equation
167,072.23 : 230,538.99 = 106,678.23 : x - Step 2: Convert to fraction form
167,072.23/230,538.99 = 106,678.23/x - Step 3: Cross multiply
167,072.23x = 230,538.99 × 106,678.23 - Step 4: Simplify right side
167,072.23x = 24,593,491,399.19 - Step 5: Solve for x
x = 24,593,491,399.19/167,072.23 - Step 6: Final answer
x = 147,202.75
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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.