Finding the Fourth Proportional to 181,527.13, 272,088.91 and 137,009.53
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Solution
The fourth proportional to 181,527.13, 272,088.91 and 137,009.53 is: 205,362.00
Step by Step Solution
- Step 1: Write the proportion equation
181,527.13 : 272,088.91 = 137,009.53 : x - Step 2: Convert to fraction form
181,527.13/272,088.91 = 137,009.53/x - Step 3: Cross multiply
181,527.13x = 272,088.91 × 137,009.53 - Step 4: Simplify right side
181,527.13x = 37,278,773,677.31 - Step 5: Solve for x
x = 37,278,773,677.31/181,527.13 - Step 6: Final answer
x = 205,362.00
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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.