Finding the Fourth Proportional to 87,444.45, 131,152.01 and 24,270.99
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Solution
The fourth proportional to 87,444.45, 131,152.01 and 24,270.99 is: 36,402.42
Step by Step Solution
- Step 1: Write the proportion equation
87,444.45 : 131,152.01 = 24,270.99 : x - Step 2: Convert to fraction form
87,444.45/131,152.01 = 24,270.99/x - Step 3: Cross multiply
87,444.45x = 131,152.01 × 24,270.99 - Step 4: Simplify right side
87,444.45x = 3,183,189,329.71 - Step 5: Solve for x
x = 3,183,189,329.71/87,444.45 - Step 6: Final answer
x = 36,402.42
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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.