Finding the Fourth Proportional to 126,924.57, 175,157.64 and 69,562.94
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Solution
The fourth proportional to 126,924.57, 175,157.64 and 69,562.94 is: 95,997.80
Step by Step Solution
- Step 1: Write the proportion equation
126,924.57 : 175,157.64 = 69,562.94 : x - Step 2: Convert to fraction form
126,924.57/175,157.64 = 69,562.94/x - Step 3: Cross multiply
126,924.57x = 175,157.64 × 69,562.94 - Step 4: Simplify right side
126,924.57x = 12,184,479,526.07 - Step 5: Solve for x
x = 12,184,479,526.07/126,924.57 - Step 6: Final answer
x = 95,997.80
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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.