Finding the Fourth Proportional to 98,252.48, 147,364.37 and 48,319.18
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Solution
The fourth proportional to 98,252.48, 147,364.37 and 48,319.18 is: 72,471.70
Step by Step Solution
- Step 1: Write the proportion equation
98,252.48 : 147,364.37 = 48,319.18 : x - Step 2: Convert to fraction form
98,252.48/147,364.37 = 48,319.18/x - Step 3: Cross multiply
98,252.48x = 147,364.37 × 48,319.18 - Step 4: Simplify right side
98,252.48x = 7,120,524,541.20 - Step 5: Solve for x
x = 7,120,524,541.20/98,252.48 - Step 6: Final answer
x = 72,471.70
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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.