Finding the Fourth Proportional to 70,884.76, 106,327.14 and 48,630.68
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Solution
The fourth proportional to 70,884.76, 106,327.14 and 48,630.68 is: 72,946.02
Step by Step Solution
- Step 1: Write the proportion equation
70,884.76 : 106,327.14 = 48,630.68 : x - Step 2: Convert to fraction form
70,884.76/106,327.14 = 48,630.68/x - Step 3: Cross multiply
70,884.76x = 106,327.14 × 48,630.68 - Step 4: Simplify right side
70,884.76x = 5,170,761,120.66 - Step 5: Solve for x
x = 5,170,761,120.66/70,884.76 - Step 6: Final answer
x = 72,946.02
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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.