Finding the Fourth Proportional to 75,080.80, 112,587.99 and 22,480.48
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Solution
The fourth proportional to 75,080.80, 112,587.99 and 22,480.48 is: 33,710.78
Step by Step Solution
- Step 1: Write the proportion equation
75,080.80 : 112,587.99 = 22,480.48 : x - Step 2: Convert to fraction form
75,080.80/112,587.99 = 22,480.48/x - Step 3: Cross multiply
75,080.80x = 112,587.99 × 22,480.48 - Step 4: Simplify right side
75,080.80x = 2,531,032,057.44 - Step 5: Solve for x
x = 2,531,032,057.44/75,080.80 - Step 6: Final answer
x = 33,710.78
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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.