Finding the Fourth Proportional to 117,543.24, 176,236.56 and 42,653.67
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Solution
The fourth proportional to 117,543.24, 176,236.56 and 42,653.67 is: 63,952.09
Step by Step Solution
- Step 1: Write the proportion equation
117,543.24 : 176,236.56 = 42,653.67 : x - Step 2: Convert to fraction form
117,543.24/176,236.56 = 42,653.67/x - Step 3: Cross multiply
117,543.24x = 176,236.56 × 42,653.67 - Step 4: Simplify right side
117,543.24x = 7,517,136,072.18 - Step 5: Solve for x
x = 7,517,136,072.18/117,543.24 - Step 6: Final answer
x = 63,952.09
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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.