Finding the Fourth Proportional to 192,123.84, 265,122.36 and 107,238.96
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Solution
The fourth proportional to 192,123.84, 265,122.36 and 107,238.96 is: 147,985.00
Step by Step Solution
- Step 1: Write the proportion equation
192,123.84 : 265,122.36 = 107,238.96 : x - Step 2: Convert to fraction form
192,123.84/265,122.36 = 107,238.96/x - Step 3: Cross multiply
192,123.84x = 265,122.36 × 107,238.96 - Step 4: Simplify right side
192,123.84x = 28,431,446,159.15 - Step 5: Solve for x
x = 28,431,446,159.15/192,123.84 - Step 6: Final answer
x = 147,985.00
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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.