Finding the Fourth Proportional to 88,748.88, 122,475.52 and 48,462.92
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Solution
The fourth proportional to 88,748.88, 122,475.52 and 48,462.92 is: 66,879.96
Step by Step Solution
- Step 1: Write the proportion equation
88,748.88 : 122,475.52 = 48,462.92 : x - Step 2: Convert to fraction form
88,748.88/122,475.52 = 48,462.92/x - Step 3: Cross multiply
88,748.88x = 122,475.52 × 48,462.92 - Step 4: Simplify right side
88,748.88x = 5,935,521,327.72 - Step 5: Solve for x
x = 5,935,521,327.72/88,748.88 - Step 6: Final answer
x = 66,879.96
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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.