Finding the Fourth Proportional to 159,847.62, 220,589.49 and 88,227.62
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Solution
The fourth proportional to 159,847.62, 220,589.49 and 88,227.62 is: 121,753.99
Step by Step Solution
- Step 1: Write the proportion equation
159,847.62 : 220,589.49 = 88,227.62 : x - Step 2: Convert to fraction form
159,847.62/220,589.49 = 88,227.62/x - Step 3: Cross multiply
159,847.62x = 220,589.49 × 88,227.62 - Step 4: Simplify right side
159,847.62x = 19,462,085,699.71 - Step 5: Solve for x
x = 19,462,085,699.71/159,847.62 - Step 6: Final answer
x = 121,753.99
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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.