Finding the Fourth Proportional to 88,794.26, 122,515.35 and 54,804.18
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Solution
The fourth proportional to 88,794.26, 122,515.35 and 54,804.18 is: 75,616.98
Step by Step Solution
- Step 1: Write the proportion equation
88,794.26 : 122,515.35 = 54,804.18 : x - Step 2: Convert to fraction form
88,794.26/122,515.35 = 54,804.18/x - Step 3: Cross multiply
88,794.26x = 122,515.35 × 54,804.18 - Step 4: Simplify right side
88,794.26x = 6,714,353,294.16 - Step 5: Solve for x
x = 6,714,353,294.16/88,794.26 - Step 6: Final answer
x = 75,616.98
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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.