Finding the Fourth Proportional to 75,026.93, 103,551.01 and 48,202.97
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Solution
The fourth proportional to 75,026.93, 103,551.01 and 48,202.97 is: 66,528.99
Step by Step Solution
- Step 1: Write the proportion equation
75,026.93 : 103,551.01 = 48,202.97 : x - Step 2: Convert to fraction form
75,026.93/103,551.01 = 48,202.97/x - Step 3: Cross multiply
75,026.93x = 103,551.01 × 48,202.97 - Step 4: Simplify right side
75,026.93x = 4,991,465,590.24 - Step 5: Solve for x
x = 4,991,465,590.24/75,026.93 - Step 6: Final answer
x = 66,528.99
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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.