Finding the Fourth Proportional to 196,462.08, 271,119.36 and 107,043.84
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Solution
The fourth proportional to 196,462.08, 271,119.36 and 107,043.84 is: 147,721.42
Step by Step Solution
- Step 1: Write the proportion equation
196,462.08 : 271,119.36 = 107,043.84 : x - Step 2: Convert to fraction form
196,462.08/271,119.36 = 107,043.84/x - Step 3: Cross multiply
196,462.08x = 271,119.36 × 107,043.84 - Step 4: Simplify right side
196,462.08x = 29,021,657,392.74 - Step 5: Solve for x
x = 29,021,657,392.74/196,462.08 - Step 6: Final answer
x = 147,721.42
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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.