Finding the Fourth Proportional to 114,212.44, 157,615.26 and 63,911.32
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Solution
The fourth proportional to 114,212.44, 157,615.26 and 63,911.32 is: 88,198.79
Step by Step Solution
- Step 1: Write the proportion equation
114,212.44 : 157,615.26 = 63,911.32 : x - Step 2: Convert to fraction form
114,212.44/157,615.26 = 63,911.32/x - Step 3: Cross multiply
114,212.44x = 157,615.26 × 63,911.32 - Step 4: Simplify right side
114,212.44x = 10,073,399,318.74 - Step 5: Solve for x
x = 10,073,399,318.74/114,212.44 - Step 6: Final answer
x = 88,198.79
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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.