Finding the Fourth Proportional to 79,207.35, 118,527.92 and 68,799.99
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Solution
The fourth proportional to 79,207.35, 118,527.92 and 68,799.99 is: 102,954.09
Step by Step Solution
- Step 1: Write the proportion equation
79,207.35 : 118,527.92 = 68,799.99 : x - Step 2: Convert to fraction form
79,207.35/118,527.92 = 68,799.99/x - Step 3: Cross multiply
79,207.35x = 118,527.92 × 68,799.99 - Step 4: Simplify right side
79,207.35x = 8,154,720,179.04 - Step 5: Solve for x
x = 8,154,720,179.04/79,207.35 - Step 6: Final answer
x = 102,954.09
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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.