Finding the Fourth Proportional to 51,791,051.35, 71,460,981.80 and 29,760,294.44
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Solution
The fourth proportional to 51,791,051.35, 71,460,981.80 and 29,760,294.44 is: 41,063,075.65
Step by Step Solution
- Step 1: Write the proportion equation
51,791,051.35 : 71,460,981.80 = 29,760,294.44 : x - Step 2: Convert to fraction form
51,791,051.35/71,460,981.80 = 29,760,294.44/x - Step 3: Cross multiply
51,791,051.35x = 71,460,981.80 × 29,760,294.44 - Step 4: Simplify right side
51,791,051.35x = 2,126,699,859,339,481.25 - Step 5: Solve for x
x = 2,126,699,859,339,481.25/51,791,051.35 - Step 6: Final answer
x = 41,063,075.65
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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.