Finding the Fourth Proportional to 73,649,717.64, 110,506,434.03 and 39,531,205.44
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Solution
The fourth proportional to 73,649,717.64, 110,506,434.03 and 39,531,205.44 is: 59,313,907.59
Step by Step Solution
- Step 1: Write the proportion equation
73,649,717.64 : 110,506,434.03 = 39,531,205.44 : x - Step 2: Convert to fraction form
73,649,717.64/110,506,434.03 = 39,531,205.44/x - Step 3: Cross multiply
73,649,717.64x = 110,506,434.03 × 39,531,205.44 - Step 4: Simplify right side
73,649,717.64x = 4,368,452,546,081,737 - Step 5: Solve for x
x = 4,368,452,546,081,737/73,649,717.64 - Step 6: Final answer
x = 59,313,907.59
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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.