Finding the Fourth Proportional to 167,940.27, 231,773.94 and 125,424.99
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Solution
The fourth proportional to 167,940.27, 231,773.94 and 125,424.99 is: 173,098.71
Step by Step Solution
- Step 1: Write the proportion equation
167,940.27 : 231,773.94 = 125,424.99 : x - Step 2: Convert to fraction form
167,940.27/231,773.94 = 125,424.99/x - Step 3: Cross multiply
167,940.27x = 231,773.94 × 125,424.99 - Step 4: Simplify right side
167,940.27x = 29,070,244,106.76 - Step 5: Solve for x
x = 29,070,244,106.76/167,940.27 - Step 6: Final answer
x = 173,098.71
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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.