Finding the Fourth Proportional to 191,163.68, 286,707.04 and 181,679.40
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Solution
The fourth proportional to 191,163.68, 286,707.04 and 181,679.40 is: 272,482.53
Step by Step Solution
- Step 1: Write the proportion equation
191,163.68 : 286,707.04 = 181,679.40 : x - Step 2: Convert to fraction form
191,163.68/286,707.04 = 181,679.40/x - Step 3: Cross multiply
191,163.68x = 286,707.04 × 181,679.40 - Step 4: Simplify right side
191,163.68x = 52,088,763,002.98 - Step 5: Solve for x
x = 52,088,763,002.98/191,163.68 - Step 6: Final answer
x = 272,482.53
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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.