Finding the Fourth Proportional to 374,172.14, 561,176.17 and 107,874.79
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Solution
The fourth proportional to 374,172.14, 561,176.17 and 107,874.79 is: 161,788.53
Step by Step Solution
- Step 1: Write the proportion equation
374,172.14 : 561,176.17 = 107,874.79 : x - Step 2: Convert to fraction form
374,172.14/561,176.17 = 107,874.79/x - Step 3: Cross multiply
374,172.14x = 561,176.17 × 107,874.79 - Step 4: Simplify right side
374,172.14x = 60,536,759,819.13 - Step 5: Solve for x
x = 60,536,759,819.13/374,172.14 - Step 6: Final answer
x = 161,788.53
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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.