Finding the Fourth Proportional to 374,124.29, 561,269.36 and 107,864.03
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Solution
The fourth proportional to 374,124.29, 561,269.36 and 107,864.03 is: 161,819.95
Step by Step Solution
- Step 1: Write the proportion equation
374,124.29 : 561,269.36 = 107,864.03 : x - Step 2: Convert to fraction form
374,124.29/561,269.36 = 107,864.03/x - Step 3: Cross multiply
374,124.29x = 561,269.36 × 107,864.03 - Step 4: Simplify right side
374,124.29x = 60,540,775,085.12 - Step 5: Solve for x
x = 60,540,775,085.12/374,124.29 - Step 6: Final answer
x = 161,819.95
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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.