Finding the Fourth Proportional to 233,799.42, 322,750.62 and 136,989.84
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Solution
The fourth proportional to 233,799.42, 322,750.62 and 136,989.84 is: 189,108.92
Step by Step Solution
- Step 1: Write the proportion equation
233,799.42 : 322,750.62 = 136,989.84 : x - Step 2: Convert to fraction form
233,799.42/322,750.62 = 136,989.84/x - Step 3: Cross multiply
233,799.42x = 322,750.62 × 136,989.84 - Step 4: Simplify right side
233,799.42x = 44,213,555,793.70 - Step 5: Solve for x
x = 44,213,555,793.70/233,799.42 - Step 6: Final answer
x = 189,108.92
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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.