Finding the Fourth Proportional to 117,464.63, 162,101.39 and 67,163.63
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Solution
The fourth proportional to 117,464.63, 162,101.39 and 67,163.63 is: 92,685.92
Step by Step Solution
- Step 1: Write the proportion equation
117,464.63 : 162,101.39 = 67,163.63 : x - Step 2: Convert to fraction form
117,464.63/162,101.39 = 67,163.63/x - Step 3: Cross multiply
117,464.63x = 162,101.39 × 67,163.63 - Step 4: Simplify right side
117,464.63x = 10,887,316,634.12 - Step 5: Solve for x
x = 10,887,316,634.12/117,464.63 - Step 6: Final answer
x = 92,685.92
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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.