Finding the Fourth Proportional to 193,044.26, 289,493.48 and 93,171.26
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Solution
The fourth proportional to 193,044.26, 289,493.48 and 93,171.26 is: 139,721.70
Step by Step Solution
- Step 1: Write the proportion equation
193,044.26 : 289,493.48 = 93,171.26 : x - Step 2: Convert to fraction form
193,044.26/289,493.48 = 93,171.26/x - Step 3: Cross multiply
193,044.26x = 289,493.48 × 93,171.26 - Step 4: Simplify right side
193,044.26x = 26,972,472,293.38 - Step 5: Solve for x
x = 26,972,472,293.38/193,044.26 - Step 6: Final answer
x = 139,721.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.