Finding the Fourth Proportional to 194,584.14, 268,526.10 and 105,160.14
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Solution
The fourth proportional to 194,584.14, 268,526.10 and 105,160.14 is: 145,120.99
Step by Step Solution
- Step 1: Write the proportion equation
194,584.14 : 268,526.10 = 105,160.14 : x - Step 2: Convert to fraction form
194,584.14/268,526.10 = 105,160.14/x - Step 3: Cross multiply
194,584.14x = 268,526.10 × 105,160.14 - Step 4: Simplify right side
194,584.14x = 28,238,242,269.65 - Step 5: Solve for x
x = 28,238,242,269.65/194,584.14 - Step 6: Final answer
x = 145,120.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.