Finding the Fourth Proportional to 234,945.84, 352,431.03 and 108,703.98
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Solution
The fourth proportional to 234,945.84, 352,431.03 and 108,703.98 is: 163,061.65
Step by Step Solution
- Step 1: Write the proportion equation
234,945.84 : 352,431.03 = 108,703.98 : x - Step 2: Convert to fraction form
234,945.84/352,431.03 = 108,703.98/x - Step 3: Cross multiply
234,945.84x = 352,431.03 × 108,703.98 - Step 4: Simplify right side
234,945.84x = 38,310,655,636.50 - Step 5: Solve for x
x = 38,310,655,636.50/234,945.84 - Step 6: Final answer
x = 163,061.65
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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.