Finding the Fourth Proportional to 232,604.14, 348,684.54 and 74,721.73
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Solution
The fourth proportional to 232,604.14, 348,684.54 and 74,721.73 is: 112,011.39
Step by Step Solution
- Step 1: Write the proportion equation
232,604.14 : 348,684.54 = 74,721.73 : x - Step 2: Convert to fraction form
232,604.14/348,684.54 = 74,721.73/x - Step 3: Cross multiply
232,604.14x = 348,684.54 × 74,721.73 - Step 4: Simplify right side
232,604.14x = 26,054,312,053.05 - Step 5: Solve for x
x = 26,054,312,053.05/232,604.14 - Step 6: Final answer
x = 112,011.39
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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.