Finding the Fourth Proportional to 242,375.26, 363,728.98 and 84,603.74
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Solution
The fourth proportional to 242,375.26, 363,728.98 and 84,603.74 is: 126,963.59
Step by Step Solution
- Step 1: Write the proportion equation
242,375.26 : 363,728.98 = 84,603.74 : x - Step 2: Convert to fraction form
242,375.26/363,728.98 = 84,603.74/x - Step 3: Cross multiply
242,375.26x = 363,728.98 × 84,603.74 - Step 4: Simplify right side
242,375.26x = 30,772,832,054.39 - Step 5: Solve for x
x = 30,772,832,054.39/242,375.26 - Step 6: Final answer
x = 126,963.59
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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.