Finding the Fourth Proportional to 68,327,146.97, 94,291,462.82 and 37,387,316.25
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Solution
The fourth proportional to 68,327,146.97, 94,291,462.82 and 37,387,316.25 is: 51,594,496.43
Step by Step Solution
- Step 1: Write the proportion equation
68,327,146.97 : 94,291,462.82 = 37,387,316.25 : x - Step 2: Convert to fraction form
68,327,146.97/94,291,462.82 = 37,387,316.25/x - Step 3: Cross multiply
68,327,146.97x = 94,291,462.82 × 37,387,316.25 - Step 4: Simplify right side
68,327,146.97x = 3,525,304,739,939,520 - Step 5: Solve for x
x = 3,525,304,739,939,520/68,327,146.97 - Step 6: Final answer
x = 51,594,496.43
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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.