Finding the Fourth Proportional to 98,341.80, 135,733.17 and 62,524.81
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Solution
The fourth proportional to 98,341.80, 135,733.17 and 62,524.81 is: 86,297.90
Step by Step Solution
- Step 1: Write the proportion equation
98,341.80 : 135,733.17 = 62,524.81 : x - Step 2: Convert to fraction form
98,341.80/135,733.17 = 62,524.81/x - Step 3: Cross multiply
98,341.80x = 135,733.17 × 62,524.81 - Step 4: Simplify right side
98,341.80x = 8,486,690,717.38 - Step 5: Solve for x
x = 8,486,690,717.38/98,341.80 - Step 6: Final answer
x = 86,297.90
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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.