Finding the Fourth Proportional to 168,817.44, 252,868.86 and 109,476.84
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Solution
The fourth proportional to 168,817.44, 252,868.86 and 109,476.84 is: 163,983.55
Step by Step Solution
- Step 1: Write the proportion equation
168,817.44 : 252,868.86 = 109,476.84 : x - Step 2: Convert to fraction form
168,817.44/252,868.86 = 109,476.84/x - Step 3: Cross multiply
168,817.44x = 252,868.86 × 109,476.84 - Step 4: Simplify right side
168,817.44x = 27,683,283,727.20 - Step 5: Solve for x
x = 27,683,283,727.20/168,817.44 - Step 6: Final answer
x = 163,983.55
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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.