Finding the Fourth Proportional to 119,972.44, 179,802.57 and 48,812.14
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Solution
The fourth proportional to 119,972.44, 179,802.57 and 48,812.14 is: 73,154.70
Step by Step Solution
- Step 1: Write the proportion equation
119,972.44 : 179,802.57 = 48,812.14 : x - Step 2: Convert to fraction form
119,972.44/179,802.57 = 48,812.14/x - Step 3: Cross multiply
119,972.44x = 179,802.57 × 48,812.14 - Step 4: Simplify right side
119,972.44x = 8,776,548,219.20 - Step 5: Solve for x
x = 8,776,548,219.20/119,972.44 - Step 6: Final answer
x = 73,154.70
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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.