Finding the Fourth Proportional to 88,541.84, 122,184.19 and 48,254.74
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Solution
The fourth proportional to 88,541.84, 122,184.19 and 48,254.74 is: 66,589.60
Step by Step Solution
- Step 1: Write the proportion equation
88,541.84 : 122,184.19 = 48,254.74 : x - Step 2: Convert to fraction form
88,541.84/122,184.19 = 48,254.74/x - Step 3: Cross multiply
88,541.84x = 122,184.19 × 48,254.74 - Step 4: Simplify right side
88,541.84x = 5,895,966,147.63 - Step 5: Solve for x
x = 5,895,966,147.63/88,541.84 - Step 6: Final answer
x = 66,589.60
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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.