Finding the Fourth Proportional to 192,926.15, 289,472.27 and 93,161.02
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Solution
The fourth proportional to 192,926.15, 289,472.27 and 93,161.02 is: 139,781.63
Step by Step Solution
- Step 1: Write the proportion equation
192,926.15 : 289,472.27 = 93,161.02 : x - Step 2: Convert to fraction form
192,926.15/289,472.27 = 93,161.02/x - Step 3: Cross multiply
192,926.15x = 289,472.27 × 93,161.02 - Step 4: Simplify right side
192,926.15x = 26,967,531,934.92 - Step 5: Solve for x
x = 26,967,531,934.92/192,926.15 - Step 6: Final answer
x = 139,781.63
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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.