Finding the Fourth Proportional to 213,925.44, 295,219.44 and 118,433.76
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Solution
The fourth proportional to 213,925.44, 295,219.44 and 118,433.76 is: 163,439.88
Step by Step Solution
- Step 1: Write the proportion equation
213,925.44 : 295,219.44 = 118,433.76 : x - Step 2: Convert to fraction form
213,925.44/295,219.44 = 118,433.76/x - Step 3: Cross multiply
213,925.44x = 295,219.44 × 118,433.76 - Step 4: Simplify right side
213,925.44x = 34,963,948,304.29 - Step 5: Solve for x
x = 34,963,948,304.29/213,925.44 - Step 6: Final answer
x = 163,439.88
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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.