Finding the Fourth Proportional to 146,360.63, 201,977.67 and 79,292.63
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Solution
The fourth proportional to 146,360.63, 201,977.67 and 79,292.63 is: 109,423.83
Step by Step Solution
- Step 1: Write the proportion equation
146,360.63 : 201,977.67 = 79,292.63 : x - Step 2: Convert to fraction form
146,360.63/201,977.67 = 79,292.63/x - Step 3: Cross multiply
146,360.63x = 201,977.67 × 79,292.63 - Step 4: Simplify right side
146,360.63x = 16,015,339,645.68 - Step 5: Solve for x
x = 16,015,339,645.68/146,360.63 - Step 6: Final answer
x = 109,423.83
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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.