Finding the Fourth Proportional to 94,158.07, 129,936.91 and 51,713.88
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Solution
The fourth proportional to 94,158.07, 129,936.91 and 51,713.88 is: 71,364.48
Step by Step Solution
- Step 1: Write the proportion equation
94,158.07 : 129,936.91 = 51,713.88 : x - Step 2: Convert to fraction form
94,158.07/129,936.91 = 51,713.88/x - Step 3: Cross multiply
94,158.07x = 129,936.91 × 51,713.88 - Step 4: Simplify right side
94,158.07x = 6,719,541,771.31 - Step 5: Solve for x
x = 6,719,541,771.31/94,158.07 - Step 6: Final answer
x = 71,364.48
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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.