Finding the Fourth Proportional to 192,900.10, 266,272.02 and 157,027.84
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Solution
The fourth proportional to 192,900.10, 266,272.02 and 157,027.84 is: 216,755.31
Step by Step Solution
- Step 1: Write the proportion equation
192,900.10 : 266,272.02 = 157,027.84 : x - Step 2: Convert to fraction form
192,900.10/266,272.02 = 157,027.84/x - Step 3: Cross multiply
192,900.10x = 266,272.02 × 157,027.84 - Step 4: Simplify right side
192,900.10x = 41,812,120,153.04 - Step 5: Solve for x
x = 41,812,120,153.04/192,900.10 - Step 6: Final answer
x = 216,755.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.