Finding the Fourth Proportional to 106,829,247.75, 147,424,361.88 and 57,936,675.75
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Solution
The fourth proportional to 106,829,247.75, 147,424,361.88 and 57,936,675.75 is: 79,952,612.53
Step by Step Solution
- Step 1: Write the proportion equation
106,829,247.75 : 147,424,361.88 = 57,936,675.75 : x - Step 2: Convert to fraction form
106,829,247.75/147,424,361.88 = 57,936,675.75/x - Step 3: Cross multiply
106,829,247.75x = 147,424,361.88 × 57,936,675.75 - Step 4: Simplify right side
106,829,247.75x = 8,541,277,451,892,220 - Step 5: Solve for x
x = 8,541,277,451,892,220/106,829,247.75 - Step 6: Final answer
x = 79,952,612.53
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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.