Finding the Fourth Proportional to 127,717.24, 191,599.08 and 52,796.68
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Solution
The fourth proportional to 127,717.24, 191,599.08 and 52,796.68 is: 79,204.62
Step by Step Solution
- Step 1: Write the proportion equation
127,717.24 : 191,599.08 = 52,796.68 : x - Step 2: Convert to fraction form
127,717.24/191,599.08 = 52,796.68/x - Step 3: Cross multiply
127,717.24x = 191,599.08 × 52,796.68 - Step 4: Simplify right side
127,717.24x = 10,115,795,315.05 - Step 5: Solve for x
x = 10,115,795,315.05/127,717.24 - Step 6: Final answer
x = 79,204.62
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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.