Finding the Fourth Proportional to 186,446.57, 257,294.95 and 101,563.63
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Solution
The fourth proportional to 186,446.57, 257,294.95 and 101,563.63 is: 140,157.09
Step by Step Solution
- Step 1: Write the proportion equation
186,446.57 : 257,294.95 = 101,563.63 : x - Step 2: Convert to fraction form
186,446.57/257,294.95 = 101,563.63/x - Step 3: Cross multiply
186,446.57x = 257,294.95 × 101,563.63 - Step 4: Simplify right side
186,446.57x = 26,131,808,594.85 - Step 5: Solve for x
x = 26,131,808,594.85/186,446.57 - Step 6: Final answer
x = 140,157.09
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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.