Finding the Fourth Proportional to 53,149,192.14, 79,716,218.25 and 16,752,852.42
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Solution
The fourth proportional to 53,149,192.14, 79,716,218.25 and 16,752,852.42 is: 25,126,892.54
Step by Step Solution
- Step 1: Write the proportion equation
53,149,192.14 : 79,716,218.25 = 16,752,852.42 : x - Step 2: Convert to fraction form
53,149,192.14/79,716,218.25 = 16,752,852.42/x - Step 3: Cross multiply
53,149,192.14x = 79,716,218.25 × 16,752,852.42 - Step 4: Simplify right side
53,149,192.14x = 1,335,474,039,424,179.50 - Step 5: Solve for x
x = 1,335,474,039,424,179.50/53,149,192.14 - Step 6: Final answer
x = 25,126,892.54
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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.