Finding the Fourth Proportional to 88,084.24, 121,555.63 and 47,796.98
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Solution
The fourth proportional to 88,084.24, 121,555.63 and 47,796.98 is: 65,959.49
Step by Step Solution
- Step 1: Write the proportion equation
88,084.24 : 121,555.63 = 47,796.98 : x - Step 2: Convert to fraction form
88,084.24/121,555.63 = 47,796.98/x - Step 3: Cross multiply
88,084.24x = 121,555.63 × 47,796.98 - Step 4: Simplify right side
88,084.24x = 5,809,991,467.97 - Step 5: Solve for x
x = 5,809,991,467.97/88,084.24 - Step 6: Final answer
x = 65,959.49
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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.