Finding the Fourth Proportional to 118,539.81, 177,556.35 and 95,952.96
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Solution
The fourth proportional to 118,539.81, 177,556.35 and 95,952.96 is: 143,724.35
Step by Step Solution
- Step 1: Write the proportion equation
118,539.81 : 177,556.35 = 95,952.96 : x - Step 2: Convert to fraction form
118,539.81/177,556.35 = 95,952.96/x - Step 3: Cross multiply
118,539.81x = 177,556.35 × 95,952.96 - Step 4: Simplify right side
118,539.81x = 17,037,057,349.30 - Step 5: Solve for x
x = 17,037,057,349.30/118,539.81 - Step 6: Final answer
x = 143,724.35
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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.