Finding the Fourth Proportional to 32.51, 48.66 and 29.99
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Solution
The fourth proportional to 32.51, 48.66 and 29.99 is: 44.89
Step by Step Solution
- Step 1: Write the proportion equation
32.51 : 48.66 = 29.99 : x - Step 2: Convert to fraction form
32.51/48.66 = 29.99/x - Step 3: Cross multiply
32.51x = 48.66 × 29.99 - Step 4: Simplify right side
32.51x = 1,459.31 - Step 5: Solve for x
x = 1,459.31/32.51 - Step 6: Final answer
x = 44.89
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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.