Finding the Fourth Proportional to 176,027.20, 264,079.68 and 87,328.96
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Solution
The fourth proportional to 176,027.20, 264,079.68 and 87,328.96 is: 131,012.73
Step by Step Solution
- Step 1: Write the proportion equation
176,027.20 : 264,079.68 = 87,328.96 : x - Step 2: Convert to fraction form
176,027.20/264,079.68 = 87,328.96/x - Step 3: Cross multiply
176,027.20x = 264,079.68 × 87,328.96 - Step 4: Simplify right side
176,027.20x = 23,061,803,811.53 - Step 5: Solve for x
x = 23,061,803,811.53/176,027.20 - Step 6: Final answer
x = 131,012.73
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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.