Finding the Fourth Proportional to 198,238.84, 273,567.28 and 107,594.96
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Solution
The fourth proportional to 198,238.84, 273,567.28 and 107,594.96 is: 148,479.79
Step by Step Solution
- Step 1: Write the proportion equation
198,238.84 : 273,567.28 = 107,594.96 : x - Step 2: Convert to fraction form
198,238.84/273,567.28 = 107,594.96/x - Step 3: Cross multiply
198,238.84x = 273,567.28 × 107,594.96 - Step 4: Simplify right side
198,238.84x = 29,434,460,548.91 - Step 5: Solve for x
x = 29,434,460,548.91/198,238.84 - Step 6: Final answer
x = 148,479.79
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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.