Finding the Fourth Proportional to 192,377.84, 265,475.98 and 107,494.90
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Solution
The fourth proportional to 192,377.84, 265,475.98 and 107,494.90 is: 148,339.92
Step by Step Solution
- Step 1: Write the proportion equation
192,377.84 : 265,475.98 = 107,494.90 : x - Step 2: Convert to fraction form
192,377.84/265,475.98 = 107,494.90/x - Step 3: Cross multiply
192,377.84x = 265,475.98 × 107,494.90 - Step 4: Simplify right side
192,377.84x = 28,537,313,393.18 - Step 5: Solve for x
x = 28,537,313,393.18/192,377.84 - Step 6: Final answer
x = 148,339.92
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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.