Finding the Fourth Proportional to 53,201,849.49, 79,738,075.26 and 37,644,160.35
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Solution
The fourth proportional to 53,201,849.49, 79,738,075.26 and 37,644,160.35 is: 56,420,461.32
Step by Step Solution
- Step 1: Write the proportion equation
53,201,849.49 : 79,738,075.26 = 37,644,160.35 : x - Step 2: Convert to fraction form
53,201,849.49/79,738,075.26 = 37,644,160.35/x - Step 3: Cross multiply
53,201,849.49x = 79,738,075.26 × 37,644,160.35 - Step 4: Simplify right side
53,201,849.49x = 3,001,672,891,087,808.50 - Step 5: Solve for x
x = 3,001,672,891,087,808.50/53,201,849.49 - Step 6: Final answer
x = 56,420,461.32
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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.