Finding the Fourth Proportional to 173,482.58, 239,402.84 and 98,029.46
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Solution
The fourth proportional to 173,482.58, 239,402.84 and 98,029.46 is: 135,278.89
Step by Step Solution
- Step 1: Write the proportion equation
173,482.58 : 239,402.84 = 98,029.46 : x - Step 2: Convert to fraction form
173,482.58/239,402.84 = 98,029.46/x - Step 3: Cross multiply
173,482.58x = 239,402.84 × 98,029.46 - Step 4: Simplify right side
173,482.58x = 23,468,531,127.67 - Step 5: Solve for x
x = 23,468,531,127.67/173,482.58 - Step 6: Final answer
x = 135,278.89
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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.