Finding the Fourth Proportional to 87,416.28, 131,124.51 and 37,463.99
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Solution
The fourth proportional to 87,416.28, 131,124.51 and 37,463.99 is: 56,196.02
Step by Step Solution
- Step 1: Write the proportion equation
87,416.28 : 131,124.51 = 37,463.99 : x - Step 2: Convert to fraction form
87,416.28/131,124.51 = 37,463.99/x - Step 3: Cross multiply
87,416.28x = 131,124.51 × 37,463.99 - Step 4: Simplify right side
87,416.28x = 4,912,446,675.77 - Step 5: Solve for x
x = 4,912,446,675.77/87,416.28 - Step 6: Final answer
x = 56,196.02
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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.