Finding the Fourth Proportional to 175,421.40, 263,115.70 and 49,073.02
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Solution
The fourth proportional to 175,421.40, 263,115.70 and 49,073.02 is: 73,604.94
Step by Step Solution
- Step 1: Write the proportion equation
175,421.40 : 263,115.70 = 49,073.02 : x - Step 2: Convert to fraction form
175,421.40/263,115.70 = 49,073.02/x - Step 3: Cross multiply
175,421.40x = 263,115.70 × 49,073.02 - Step 4: Simplify right side
175,421.40x = 12,911,882,008.41 - Step 5: Solve for x
x = 12,911,882,008.41/175,421.40 - Step 6: Final answer
x = 73,604.94
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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.