Finding the Fourth Proportional to 74,367,418.95, 102,629,530.34 and 41,329,060.58
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Solution
The fourth proportional to 74,367,418.95, 102,629,530.34 and 41,329,060.58 is: 57,035,488.62
Step by Step Solution
- Step 1: Write the proportion equation
74,367,418.95 : 102,629,530.34 = 41,329,060.58 : x - Step 2: Convert to fraction form
74,367,418.95/102,629,530.34 = 41,329,060.58/x - Step 3: Cross multiply
74,367,418.95x = 102,629,530.34 × 41,329,060.58 - Step 4: Simplify right side
74,367,418.95x = 4,241,582,076,923,721 - Step 5: Solve for x
x = 4,241,582,076,923,721/74,367,418.95 - Step 6: Final answer
x = 57,035,488.62
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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.