Finding the Fourth Proportional to 167,299.24, 230,873.36 and 91,852.60
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Solution
The fourth proportional to 167,299.24, 230,873.36 and 91,852.60 is: 126,756.81
Step by Step Solution
- Step 1: Write the proportion equation
167,299.24 : 230,873.36 = 91,852.60 : x - Step 2: Convert to fraction form
167,299.24/230,873.36 = 91,852.60/x - Step 3: Cross multiply
167,299.24x = 230,873.36 × 91,852.60 - Step 4: Simplify right side
167,299.24x = 21,206,318,386.74 - Step 5: Solve for x
x = 21,206,318,386.74/167,299.24 - Step 6: Final answer
x = 126,756.81
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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.