Finding the Fourth Proportional to 176,379.46, 243,408.05 and 95,806.96
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Solution
The fourth proportional to 176,379.46, 243,408.05 and 95,806.96 is: 132,215.99
Step by Step Solution
- Step 1: Write the proportion equation
176,379.46 : 243,408.05 = 95,806.96 : x - Step 2: Convert to fraction form
176,379.46/243,408.05 = 95,806.96/x - Step 3: Cross multiply
176,379.46x = 243,408.05 × 95,806.96 - Step 4: Simplify right side
176,379.46x = 23,320,185,310.03 - Step 5: Solve for x
x = 23,320,185,310.03/176,379.46 - Step 6: Final answer
x = 132,215.99
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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.