Finding the Fourth Proportional to 73,703.99, 101,714.33 and 40,169.99
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Solution
The fourth proportional to 73,703.99, 101,714.33 and 40,169.99 is: 55,436.13
Step by Step Solution
- Step 1: Write the proportion equation
73,703.99 : 101,714.33 = 40,169.99 : x - Step 2: Convert to fraction form
73,703.99/101,714.33 = 40,169.99/x - Step 3: Cross multiply
73,703.99x = 101,714.33 × 40,169.99 - Step 4: Simplify right side
73,703.99x = 4,085,863,618.96 - Step 5: Solve for x
x = 4,085,863,618.96/73,703.99 - Step 6: Final answer
x = 55,436.13
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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.