Finding the Fourth Proportional to 114,874.97, 158,504.01 and 67,119.08
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Solution
The fourth proportional to 114,874.97, 158,504.01 and 67,119.08 is: 92,610.63
Step by Step Solution
- Step 1: Write the proportion equation
114,874.97 : 158,504.01 = 67,119.08 : x - Step 2: Convert to fraction form
114,874.97/158,504.01 = 67,119.08/x - Step 3: Cross multiply
114,874.97x = 158,504.01 × 67,119.08 - Step 4: Simplify right side
114,874.97x = 10,638,642,534.99 - Step 5: Solve for x
x = 10,638,642,534.99/114,874.97 - Step 6: Final answer
x = 92,610.63
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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.