Finding the Fourth Proportional to 168,586.87, 232,654.58 and 93,140.23
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Solution
The fourth proportional to 168,586.87, 232,654.58 and 93,140.23 is: 128,536.11
Step by Step Solution
- Step 1: Write the proportion equation
168,586.87 : 232,654.58 = 93,140.23 : x - Step 2: Convert to fraction form
168,586.87/232,654.58 = 93,140.23/x - Step 3: Cross multiply
168,586.87x = 232,654.58 × 93,140.23 - Step 4: Simplify right side
168,586.87x = 21,669,500,626.05 - Step 5: Solve for x
x = 21,669,500,626.05/168,586.87 - Step 6: Final answer
x = 128,536.11
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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.