Finding the Fourth Proportional to 167,685.68, 251,441.94 and 49,341.65
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Solution
The fourth proportional to 167,685.68, 251,441.94 and 49,341.65 is: 73,986.99
Step by Step Solution
- Step 1: Write the proportion equation
167,685.68 : 251,441.94 = 49,341.65 : x - Step 2: Convert to fraction form
167,685.68/251,441.94 = 49,341.65/x - Step 3: Cross multiply
167,685.68x = 251,441.94 × 49,341.65 - Step 4: Simplify right side
167,685.68x = 12,406,558,941.59 - Step 5: Solve for x
x = 12,406,558,941.59/167,685.68 - Step 6: Final answer
x = 73,986.99
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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.