Finding the Fourth Proportional to 151,250.71, 226,626.45 and 87,892.99
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Solution
The fourth proportional to 151,250.71, 226,626.45 and 87,892.99 is: 131,694.43
Step by Step Solution
- Step 1: Write the proportion equation
151,250.71 : 226,626.45 = 87,892.99 : x - Step 2: Convert to fraction form
151,250.71/226,626.45 = 87,892.99/x - Step 3: Cross multiply
151,250.71x = 226,626.45 × 87,892.99 - Step 4: Simplify right side
151,250.71x = 19,918,876,303.59 - Step 5: Solve for x
x = 19,918,876,303.59/151,250.71 - Step 6: Final answer
x = 131,694.43
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1.5x scale
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.