Finding the Fourth Proportional to 88,860.75, 122,627.53 and 48,574.54
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Solution
The fourth proportional to 88,860.75, 122,627.53 and 48,574.54 is: 67,032.70
Step by Step Solution
- Step 1: Write the proportion equation
88,860.75 : 122,627.53 = 48,574.54 : x - Step 2: Convert to fraction form
88,860.75/122,627.53 = 48,574.54/x - Step 3: Cross multiply
88,860.75x = 122,627.53 × 48,574.54 - Step 4: Simplify right side
88,860.75x = 5,956,575,861.09 - Step 5: Solve for x
x = 5,956,575,861.09/88,860.75 - Step 6: Final answer
x = 67,032.70
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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.