Finding the Fourth Proportional to 117,597.99, 162,286.35 and 63,884.07
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Solution
The fourth proportional to 117,597.99, 162,286.35 and 63,884.07 is: 88,160.63
Step by Step Solution
- Step 1: Write the proportion equation
117,597.99 : 162,286.35 = 63,884.07 : x - Step 2: Convert to fraction form
117,597.99/162,286.35 = 63,884.07/x - Step 3: Cross multiply
117,597.99x = 162,286.35 × 63,884.07 - Step 4: Simplify right side
117,597.99x = 10,367,512,543.44 - Step 5: Solve for x
x = 10,367,512,543.44/117,597.99 - Step 6: Final answer
x = 88,160.63
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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.