Finding the Fourth Proportional to 98,336.08, 147,319.08 and 58,236.40
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Solution
The fourth proportional to 98,336.08, 147,319.08 and 58,236.40 is: 87,245.02
Step by Step Solution
- Step 1: Write the proportion equation
98,336.08 : 147,319.08 = 58,236.40 : x - Step 2: Convert to fraction form
98,336.08/147,319.08 = 58,236.40/x - Step 3: Cross multiply
98,336.08x = 147,319.08 × 58,236.40 - Step 4: Simplify right side
98,336.08x = 8,579,332,870.51 - Step 5: Solve for x
x = 8,579,332,870.51/98,336.08 - Step 6: Final answer
x = 87,245.02
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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.