Finding the Fourth Proportional to 147,024.75, 202,894.16 and 79,956.75
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Solution
The fourth proportional to 147,024.75, 202,894.16 and 79,956.75 is: 110,340.32
Step by Step Solution
- Step 1: Write the proportion equation
147,024.75 : 202,894.16 = 79,956.75 : x - Step 2: Convert to fraction form
147,024.75/202,894.16 = 79,956.75/x - Step 3: Cross multiply
147,024.75x = 202,894.16 × 79,956.75 - Step 4: Simplify right side
147,024.75x = 16,222,757,227.80 - Step 5: Solve for x
x = 16,222,757,227.80/147,024.75 - Step 6: Final answer
x = 110,340.32
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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.