Finding the Fourth Proportional to 209,031.99, 313,563.63 and 59,284.34
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Solution
The fourth proportional to 209,031.99, 313,563.63 and 59,284.34 is: 88,930.95
Step by Step Solution
- Step 1: Write the proportion equation
209,031.99 : 313,563.63 = 59,284.34 : x - Step 2: Convert to fraction form
209,031.99/313,563.63 = 59,284.34/x - Step 3: Cross multiply
209,031.99x = 313,563.63 × 59,284.34 - Step 4: Simplify right side
209,031.99x = 18,589,412,852.55 - Step 5: Solve for x
x = 18,589,412,852.55/209,031.99 - Step 6: Final answer
x = 88,930.95
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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.