Finding the Fourth Proportional to 74,494,342.13, 102,801,376.28 and 41,003,105.14
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Solution
The fourth proportional to 74,494,342.13, 102,801,376.28 and 41,003,105.14 is: 56,583,836.03
Step by Step Solution
- Step 1: Write the proportion equation
74,494,342.13 : 102,801,376.28 = 41,003,105.14 : x - Step 2: Convert to fraction form
74,494,342.13/102,801,376.28 = 41,003,105.14/x - Step 3: Cross multiply
74,494,342.13x = 102,801,376.28 × 41,003,105.14 - Step 4: Simplify right side
74,494,342.13x = 4,215,175,640,297,417 - Step 5: Solve for x
x = 4,215,175,640,297,417/74,494,342.13 - Step 6: Final answer
x = 56,583,836.03
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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.