Finding the Fourth Proportional to 73,582.16, 101,543.24 and 40,048.08
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Solution
The fourth proportional to 73,582.16, 101,543.24 and 40,048.08 is: 55,266.27
Step by Step Solution
- Step 1: Write the proportion equation
73,582.16 : 101,543.24 = 40,048.08 : x - Step 2: Convert to fraction form
73,582.16/101,543.24 = 40,048.08/x - Step 3: Cross multiply
73,582.16x = 101,543.24 × 40,048.08 - Step 4: Simplify right side
73,582.16x = 4,066,611,798.98 - Step 5: Solve for x
x = 4,066,611,798.98/73,582.16 - Step 6: Final answer
x = 55,266.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.