Finding the Fourth Proportional to 98,247.27, 147,356.55 and 48,313.96
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Solution
The fourth proportional to 98,247.27, 147,356.55 and 48,313.96 is: 72,463.88
Step by Step Solution
- Step 1: Write the proportion equation
98,247.27 : 147,356.55 = 48,313.96 : x - Step 2: Convert to fraction form
98,247.27/147,356.55 = 48,313.96/x - Step 3: Cross multiply
98,247.27x = 147,356.55 × 48,313.96 - Step 4: Simplify right side
98,247.27x = 7,119,378,462.44 - Step 5: Solve for x
x = 7,119,378,462.44/98,247.27 - Step 6: Final answer
x = 72,463.88
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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.