Finding the Fourth Proportional to 94,497.57, 130,254.62 and 63,861.08
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Solution
The fourth proportional to 94,497.57, 130,254.62 and 63,861.08 is: 88,025.54
Step by Step Solution
- Step 1: Write the proportion equation
94,497.57 : 130,254.62 = 63,861.08 : x - Step 2: Convert to fraction form
94,497.57/130,254.62 = 63,861.08/x - Step 3: Cross multiply
94,497.57x = 130,254.62 × 63,861.08 - Step 4: Simplify right side
94,497.57x = 8,318,199,737.61 - Step 5: Solve for x
x = 8,318,199,737.61/94,497.57 - Step 6: Final answer
x = 88,025.54
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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.