Finding the Fourth Proportional to 214,045.15, 295,580.86 and 160,236.74
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Solution
The fourth proportional to 214,045.15, 295,580.86 and 160,236.74 is: 221,275.35
Step by Step Solution
- Step 1: Write the proportion equation
214,045.15 : 295,580.86 = 160,236.74 : x - Step 2: Convert to fraction form
214,045.15/295,580.86 = 160,236.74/x - Step 3: Cross multiply
214,045.15x = 295,580.86 × 160,236.74 - Step 4: Simplify right side
214,045.15x = 47,362,914,392.15 - Step 5: Solve for x
x = 47,362,914,392.15/214,045.15 - Step 6: Final answer
x = 221,275.35
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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.