Finding the Fourth Proportional to 161,074.46, 241,592.91 and 42,754.99
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Solution
The fourth proportional to 161,074.46, 241,592.91 and 42,754.99 is: 64,127.50
Step by Step Solution
- Step 1: Write the proportion equation
161,074.46 : 241,592.91 = 42,754.99 : x - Step 2: Convert to fraction form
161,074.46/241,592.91 = 42,754.99/x - Step 3: Cross multiply
161,074.46x = 241,592.91 × 42,754.99 - Step 4: Simplify right side
161,074.46x = 10,329,302,451.12 - Step 5: Solve for x
x = 10,329,302,451.12/161,074.46 - Step 6: Final answer
x = 64,127.50
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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.