Finding the Fourth Proportional to 67,177,560.92, 92,702,051.88 and 37,409,744.40
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Solution
The fourth proportional to 67,177,560.92, 92,702,051.88 and 37,409,744.40 is: 51,623,786.55
Step by Step Solution
- Step 1: Write the proportion equation
67,177,560.92 : 92,702,051.88 = 37,409,744.40 : x - Step 2: Convert to fraction form
67,177,560.92/92,702,051.88 = 37,409,744.40/x - Step 3: Cross multiply
67,177,560.92x = 92,702,051.88 × 37,409,744.40 - Step 4: Simplify right side
67,177,560.92x = 3,467,960,066,186,339 - Step 5: Solve for x
x = 3,467,960,066,186,339/67,177,560.92 - Step 6: Final answer
x = 51,623,786.55
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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.