Finding the Fourth Proportional to 74,367,510.80, 102,629,657.10 and 41,329,152.44
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Solution
The fourth proportional to 74,367,510.80, 102,629,657.10 and 41,329,152.44 is: 57,035,615.39
Step by Step Solution
- Step 1: Write the proportion equation
74,367,510.80 : 102,629,657.10 = 41,329,152.44 : x - Step 2: Convert to fraction form
74,367,510.80/102,629,657.10 = 41,329,152.44/x - Step 3: Cross multiply
74,367,510.80x = 102,629,657.10 × 41,329,152.44 - Step 4: Simplify right side
74,367,510.80x = 4,241,596,743,150,828 - Step 5: Solve for x
x = 4,241,596,743,150,828/74,367,510.80 - Step 6: Final answer
x = 57,035,615.39
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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.