Finding the Fourth Proportional to 168,553.05, 232,876.67 and 166,894.17
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Solution
The fourth proportional to 168,553.05, 232,876.67 and 166,894.17 is: 230,584.72
Step by Step Solution
- Step 1: Write the proportion equation
168,553.05 : 232,876.67 = 166,894.17 : x - Step 2: Convert to fraction form
168,553.05/232,876.67 = 166,894.17/x - Step 3: Cross multiply
168,553.05x = 232,876.67 × 166,894.17 - Step 4: Simplify right side
168,553.05x = 38,865,757,717.54 - Step 5: Solve for x
x = 38,865,757,717.54/168,553.05 - Step 6: Final answer
x = 230,584.72
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1.5x scale
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.