Finding the Fourth Proportional to 83,454.84, 125,201.96 and 27,294.74
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Solution
The fourth proportional to 83,454.84, 125,201.96 and 27,294.74 is: 40,948.54
Step by Step Solution
- Step 1: Write the proportion equation
83,454.84 : 125,201.96 = 27,294.74 : x - Step 2: Convert to fraction form
83,454.84/125,201.96 = 27,294.74/x - Step 3: Cross multiply
83,454.84x = 125,201.96 × 27,294.74 - Step 4: Simplify right side
83,454.84x = 3,417,354,183.21 - Step 5: Solve for x
x = 3,417,354,183.21/83,454.84 - Step 6: Final answer
x = 40,948.54
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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.