Finding the Fourth Proportional to 176,389.80, 264,584.70 and 141,397.80
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Solution
The fourth proportional to 176,389.80, 264,584.70 and 141,397.80 is: 212,096.70
Step by Step Solution
- Step 1: Write the proportion equation
176,389.80 : 264,584.70 = 141,397.80 : x - Step 2: Convert to fraction form
176,389.80/264,584.70 = 141,397.80/x - Step 3: Cross multiply
176,389.80x = 264,584.70 × 141,397.80 - Step 4: Simplify right side
176,389.80x = 37,411,694,493.66 - Step 5: Solve for x
x = 37,411,694,493.66/176,389.80 - Step 6: Final answer
x = 212,096.70
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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.