Finding the Fourth Proportional to 242,527.24, 334,677.18 and 135,108.82
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Solution
The fourth proportional to 242,527.24, 334,677.18 and 135,108.82 is: 186,444.37
Step by Step Solution
- Step 1: Write the proportion equation
242,527.24 : 334,677.18 = 135,108.82 : x - Step 2: Convert to fraction form
242,527.24/334,677.18 = 135,108.82/x - Step 3: Cross multiply
242,527.24x = 334,677.18 × 135,108.82 - Step 4: Simplify right side
242,527.24x = 45,217,838,870.73 - Step 5: Solve for x
x = 45,217,838,870.73/242,527.24 - Step 6: Final answer
x = 186,444.37
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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.