Finding the Fourth Proportional to 170,589.44, 255,876.80 and 58,279.68
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Solution
The fourth proportional to 170,589.44, 255,876.80 and 58,279.68 is: 87,417.01
Step by Step Solution
- Step 1: Write the proportion equation
170,589.44 : 255,876.80 = 58,279.68 : x - Step 2: Convert to fraction form
170,589.44/255,876.80 = 58,279.68/x - Step 3: Cross multiply
170,589.44x = 255,876.80 × 58,279.68 - Step 4: Simplify right side
170,589.44x = 14,912,418,023.42 - Step 5: Solve for x
x = 14,912,418,023.42/170,589.44 - Step 6: Final answer
x = 87,417.01
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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.