Finding the Fourth Proportional to 207,166.84, 285,887.39 and 116,522.75
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Solution
The fourth proportional to 207,166.84, 285,887.39 and 116,522.75 is: 160,799.80
Step by Step Solution
- Step 1: Write the proportion equation
207,166.84 : 285,887.39 = 116,522.75 : x - Step 2: Convert to fraction form
207,166.84/285,887.39 = 116,522.75/x - Step 3: Cross multiply
207,166.84x = 285,887.39 × 116,522.75 - Step 4: Simplify right side
207,166.84x = 33,312,385,005.23 - Step 5: Solve for x
x = 33,312,385,005.23/207,166.84 - Step 6: Final answer
x = 160,799.80
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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.