Finding the Fourth Proportional to 181,614.84, 250,486.47 and 117,973.14
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Solution
The fourth proportional to 181,614.84, 250,486.47 and 117,973.14 is: 162,710.69
Step by Step Solution
- Step 1: Write the proportion equation
181,614.84 : 250,486.47 = 117,973.14 : x - Step 2: Convert to fraction form
181,614.84/250,486.47 = 117,973.14/x - Step 3: Cross multiply
181,614.84x = 250,486.47 × 117,973.14 - Step 4: Simplify right side
181,614.84x = 29,550,675,393.42 - Step 5: Solve for x
x = 29,550,675,393.42/181,614.84 - Step 6: Final answer
x = 162,710.69
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1.5x scale
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.