Finding the Fourth Proportional to 167,726.12, 251,589.14 and 114,975.68
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Solution
The fourth proportional to 167,726.12, 251,589.14 and 114,975.68 is: 172,463.49
Step by Step Solution
- Step 1: Write the proportion equation
167,726.12 : 251,589.14 = 114,975.68 : x - Step 2: Convert to fraction form
167,726.12/251,589.14 = 114,975.68/x - Step 3: Cross multiply
167,726.12x = 251,589.14 × 114,975.68 - Step 4: Simplify right side
167,726.12x = 28,926,631,877.24 - Step 5: Solve for x
x = 28,926,631,877.24/167,726.12 - Step 6: Final answer
x = 172,463.49
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1.5x scale
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.