Finding the Fourth Proportional to 132,783.24, 181,804.25 and 132,316.68
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Solution
The fourth proportional to 132,783.24, 181,804.25 and 132,316.68 is: 181,165.45
Step by Step Solution
- Step 1: Write the proportion equation
132,783.24 : 181,804.25 = 132,316.68 : x - Step 2: Convert to fraction form
132,783.24/181,804.25 = 132,316.68/x - Step 3: Cross multiply
132,783.24x = 181,804.25 × 132,316.68 - Step 4: Simplify right side
132,783.24x = 24,055,734,769.89 - Step 5: Solve for x
x = 24,055,734,769.89/132,783.24 - Step 6: Final answer
x = 181,165.45
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.