Finding the Fourth Proportional to 83,175.39, 124,798.82 and 27,032.70
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Solution
The fourth proportional to 83,175.39, 124,798.82 and 27,032.70 is: 40,560.66
Step by Step Solution
- Step 1: Write the proportion equation
83,175.39 : 124,798.82 = 27,032.70 : x - Step 2: Convert to fraction form
83,175.39/124,798.82 = 27,032.70/x - Step 3: Cross multiply
83,175.39x = 124,798.82 × 27,032.70 - Step 4: Simplify right side
83,175.39x = 3,373,648,926.25 - Step 5: Solve for x
x = 3,373,648,926.25/83,175.39 - Step 6: Final answer
x = 40,560.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.