Finding the Fourth Proportional to 106,987.23, 160,496.48 and 32,113.28
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Solution
The fourth proportional to 106,987.23, 160,496.48 and 32,113.28 is: 48,174.62
Step by Step Solution
- Step 1: Write the proportion equation
106,987.23 : 160,496.48 = 32,113.28 : x - Step 2: Convert to fraction form
106,987.23/160,496.48 = 32,113.28/x - Step 3: Cross multiply
106,987.23x = 160,496.48 × 32,113.28 - Step 4: Simplify right side
106,987.23x = 5,154,068,882.78 - Step 5: Solve for x
x = 5,154,068,882.78/106,987.23 - Step 6: Final answer
x = 48,174.62
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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.