Finding the Fourth Proportional to 168,946.82, 233,198.49 and 97,374.48
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Solution
The fourth proportional to 168,946.82, 233,198.49 and 97,374.48 is: 134,406.68
Step by Step Solution
- Step 1: Write the proportion equation
168,946.82 : 233,198.49 = 97,374.48 : x - Step 2: Convert to fraction form
168,946.82/233,198.49 = 97,374.48/x - Step 3: Cross multiply
168,946.82x = 233,198.49 × 97,374.48 - Step 4: Simplify right side
168,946.82x = 22,707,581,700.54 - Step 5: Solve for x
x = 22,707,581,700.54/168,946.82 - Step 6: Final answer
x = 134,406.68
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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.