Finding the Fourth Proportional to 241,123.84, 361,705.43 and 121,119.05
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Solution
The fourth proportional to 241,123.84, 361,705.43 and 121,119.05 is: 181,688.46
Step by Step Solution
- Step 1: Write the proportion equation
241,123.84 : 361,705.43 = 121,119.05 : x - Step 2: Convert to fraction form
241,123.84/361,705.43 = 121,119.05/x - Step 3: Cross multiply
241,123.84x = 361,705.43 × 121,119.05 - Step 4: Simplify right side
241,123.84x = 43,809,418,061.44 - Step 5: Solve for x
x = 43,809,418,061.44/241,123.84 - Step 6: Final answer
x = 181,688.46
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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.