Finding the Fourth Proportional to 88,950.93, 122,755.14 and 48,663.75
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Solution
The fourth proportional to 88,950.93, 122,755.14 and 48,663.75 is: 67,157.54
Step by Step Solution
- Step 1: Write the proportion equation
88,950.93 : 122,755.14 = 48,663.75 : x - Step 2: Convert to fraction form
88,950.93/122,755.14 = 48,663.75/x - Step 3: Cross multiply
88,950.93x = 122,755.14 × 48,663.75 - Step 4: Simplify right side
88,950.93x = 5,973,725,444.18 - Step 5: Solve for x
x = 5,973,725,444.18/88,950.93 - Step 6: Final answer
x = 67,157.54
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1.5x scale
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.