Finding the Fourth Proportional to 68,414,982.53, 94,412,645.75 and 37,053,033.17
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Solution
The fourth proportional to 68,414,982.53, 94,412,645.75 and 37,053,033.17 is: 51,133,169.44
Step by Step Solution
- Step 1: Write the proportion equation
68,414,982.53 : 94,412,645.75 = 37,053,033.17 : x - Step 2: Convert to fraction form
68,414,982.53/94,412,645.75 = 37,053,033.17/x - Step 3: Cross multiply
68,414,982.53x = 94,412,645.75 × 37,053,033.17 - Step 4: Simplify right side
68,414,982.53x = 3,498,274,893,984,881 - Step 5: Solve for x
x = 3,498,274,893,984,881/68,414,982.53 - Step 6: Final answer
x = 51,133,169.44
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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.