Finding the Fourth Proportional to 92,349.88, 138,549.50 and 33,186.06
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Solution
The fourth proportional to 92,349.88, 138,549.50 and 33,186.06 is: 49,787.96
Step by Step Solution
- Step 1: Write the proportion equation
92,349.88 : 138,549.50 = 33,186.06 : x - Step 2: Convert to fraction form
92,349.88/138,549.50 = 33,186.06/x - Step 3: Cross multiply
92,349.88x = 138,549.50 × 33,186.06 - Step 4: Simplify right side
92,349.88x = 4,597,912,019.97 - Step 5: Solve for x
x = 4,597,912,019.97/92,349.88 - Step 6: Final answer
x = 49,787.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.