Finding the Fourth Proportional to 168,459.14, 232,470.18 and 96,838.53
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Solution
The fourth proportional to 168,459.14, 232,470.18 and 96,838.53 is: 133,635.20
Step by Step Solution
- Step 1: Write the proportion equation
168,459.14 : 232,470.18 = 96,838.53 : x - Step 2: Convert to fraction form
168,459.14/232,470.18 = 96,838.53/x - Step 3: Cross multiply
168,459.14x = 232,470.18 × 96,838.53 - Step 4: Simplify right side
168,459.14x = 22,512,070,500.04 - Step 5: Solve for x
x = 22,512,070,500.04/168,459.14 - Step 6: Final answer
x = 133,635.20
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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.