Finding the Fourth Proportional to 177,061.44, 265,493.72 and 70,436.99
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Solution
The fourth proportional to 177,061.44, 265,493.72 and 70,436.99 is: 105,616.31
Step by Step Solution
- Step 1: Write the proportion equation
177,061.44 : 265,493.72 = 70,436.99 : x - Step 2: Convert to fraction form
177,061.44/265,493.72 = 70,436.99/x - Step 3: Cross multiply
177,061.44x = 265,493.72 × 70,436.99 - Step 4: Simplify right side
177,061.44x = 18,700,576,821.05 - Step 5: Solve for x
x = 18,700,576,821.05/177,061.44 - Step 6: Final answer
x = 105,616.31
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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.