Finding the Fourth Proportional to 75,594.88, 113,293.36 and 31,169.92
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Solution
The fourth proportional to 75,594.88, 113,293.36 and 31,169.92 is: 46,714.08
Step by Step Solution
- Step 1: Write the proportion equation
75,594.88 : 113,293.36 = 31,169.92 : x - Step 2: Convert to fraction form
75,594.88/113,293.36 = 31,169.92/x - Step 3: Cross multiply
75,594.88x = 113,293.36 × 31,169.92 - Step 4: Simplify right side
75,594.88x = 3,531,344,967.73 - Step 5: Solve for x
x = 3,531,344,967.73/75,594.88 - Step 6: Final answer
x = 46,714.08
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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.