Finding the Fourth Proportional to 163,514.44, 245,158.48 and 83,396.96
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Solution
The fourth proportional to 163,514.44, 245,158.48 and 83,396.96 is: 125,037.72
Step by Step Solution
- Step 1: Write the proportion equation
163,514.44 : 245,158.48 = 83,396.96 : x - Step 2: Convert to fraction form
163,514.44/245,158.48 = 83,396.96/x - Step 3: Cross multiply
163,514.44x = 245,158.48 × 83,396.96 - Step 4: Simplify right side
163,514.44x = 20,445,471,950.22 - Step 5: Solve for x
x = 20,445,471,950.22/163,514.44 - Step 6: Final answer
x = 125,037.72
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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.