Finding the Fourth Proportional to 116,319.92, 174,480.80 and 63,700.70
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Solution
The fourth proportional to 116,319.92, 174,480.80 and 63,700.70 is: 95,551.55
Step by Step Solution
- Step 1: Write the proportion equation
116,319.92 : 174,480.80 = 63,700.70 : x - Step 2: Convert to fraction form
116,319.92/174,480.80 = 63,700.70/x - Step 3: Cross multiply
116,319.92x = 174,480.80 × 63,700.70 - Step 4: Simplify right side
116,319.92x = 11,114,549,214.26 - Step 5: Solve for x
x = 11,114,549,214.26/116,319.92 - Step 6: Final answer
x = 95,551.55
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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.