Finding the Fourth Proportional to 106,193.63, 159,315.08 and 36,073.01
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Solution
The fourth proportional to 106,193.63, 159,315.08 and 36,073.01 is: 54,117.88
Step by Step Solution
- Step 1: Write the proportion equation
106,193.63 : 159,315.08 = 36,073.01 : x - Step 2: Convert to fraction form
106,193.63/159,315.08 = 36,073.01/x - Step 3: Cross multiply
106,193.63x = 159,315.08 × 36,073.01 - Step 4: Simplify right side
106,193.63x = 5,746,973,497.05 - Step 5: Solve for x
x = 5,746,973,497.05/106,193.63 - Step 6: Final answer
x = 54,117.88
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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.