Finding the Fourth Proportional to 73,722.42, 110,395.99 and 48,725.01
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Solution
The fourth proportional to 73,722.42, 110,395.99 and 48,725.01 is: 72,963.50
Step by Step Solution
- Step 1: Write the proportion equation
73,722.42 : 110,395.99 = 48,725.01 : x - Step 2: Convert to fraction form
73,722.42/110,395.99 = 48,725.01/x - Step 3: Cross multiply
73,722.42x = 110,395.99 × 48,725.01 - Step 4: Simplify right side
73,722.42x = 5,379,045,716.71 - Step 5: Solve for x
x = 5,379,045,716.71/73,722.42 - Step 6: Final answer
x = 72,963.50
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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.