Finding the Fourth Proportional to 170,049.13, 255,102.68 and 70,154.66
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Solution
The fourth proportional to 170,049.13, 255,102.68 and 70,154.66 is: 105,243.95
Step by Step Solution
- Step 1: Write the proportion equation
170,049.13 : 255,102.68 = 70,154.66 : x - Step 2: Convert to fraction form
170,049.13/255,102.68 = 70,154.66/x - Step 3: Cross multiply
170,049.13x = 255,102.68 × 70,154.66 - Step 4: Simplify right side
170,049.13x = 17,896,642,593.63 - Step 5: Solve for x
x = 17,896,642,593.63/170,049.13 - Step 6: Final answer
x = 105,243.95
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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.