Finding the Fourth Proportional to 73,973.63, 110,988.38 and 44,412.08
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Solution
The fourth proportional to 73,973.63, 110,988.38 and 44,412.08 is: 66,634.88
Step by Step Solution
- Step 1: Write the proportion equation
73,973.63 : 110,988.38 = 44,412.08 : x - Step 2: Convert to fraction form
73,973.63/110,988.38 = 44,412.08/x - Step 3: Cross multiply
73,973.63x = 110,988.38 × 44,412.08 - Step 4: Simplify right side
73,973.63x = 4,929,224,367.72 - Step 5: Solve for x
x = 4,929,224,367.72/73,973.63 - Step 6: Final answer
x = 66,634.88
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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.