Finding the Fourth Proportional to 127,547.26, 176,257.98 and 95,660.80
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Solution
The fourth proportional to 127,547.26, 176,257.98 and 95,660.80 is: 132,193.98
Step by Step Solution
- Step 1: Write the proportion equation
127,547.26 : 176,257.98 = 95,660.80 : x - Step 2: Convert to fraction form
127,547.26/176,257.98 = 95,660.80/x - Step 3: Cross multiply
127,547.26x = 176,257.98 × 95,660.80 - Step 4: Simplify right side
127,547.26x = 16,860,979,373.18 - Step 5: Solve for x
x = 16,860,979,373.18/127,547.26 - Step 6: Final answer
x = 132,193.98
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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.