Finding the Fourth Proportional to 163,753.20, 245,481.30 and 58,547.70
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Solution
The fourth proportional to 163,753.20, 245,481.30 and 58,547.70 is: 87,768.46
Step by Step Solution
- Step 1: Write the proportion equation
163,753.20 : 245,481.30 = 58,547.70 : x - Step 2: Convert to fraction form
163,753.20/245,481.30 = 58,547.70/x - Step 3: Cross multiply
163,753.20x = 245,481.30 × 58,547.70 - Step 4: Simplify right side
163,753.20x = 14,372,365,508.01 - Step 5: Solve for x
x = 14,372,365,508.01/163,753.20 - Step 6: Final answer
x = 87,768.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.