Finding the Fourth Proportional to 271,963.36, 375,251.70 and 158,735.08
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Solution
The fourth proportional to 271,963.36, 375,251.70 and 158,735.08 is: 219,020.71
Step by Step Solution
- Step 1: Write the proportion equation
271,963.36 : 375,251.70 = 158,735.08 : x - Step 2: Convert to fraction form
271,963.36/375,251.70 = 158,735.08/x - Step 3: Cross multiply
271,963.36x = 375,251.70 × 158,735.08 - Step 4: Simplify right side
271,963.36x = 59,565,608,619.64 - Step 5: Solve for x
x = 59,565,608,619.64/271,963.36 - Step 6: Final answer
x = 219,020.71
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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.