Finding the Fourth Proportional to 80,152.47, 110,612.35 and 44,343.18
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Solution
The fourth proportional to 80,152.47, 110,612.35 and 44,343.18 is: 61,194.66
Step by Step Solution
- Step 1: Write the proportion equation
80,152.47 : 110,612.35 = 44,343.18 : x - Step 2: Convert to fraction form
80,152.47/110,612.35 = 44,343.18/x - Step 3: Cross multiply
80,152.47x = 110,612.35 × 44,343.18 - Step 4: Simplify right side
80,152.47x = 4,904,903,346.27 - Step 5: Solve for x
x = 4,904,903,346.27/80,152.47 - Step 6: Final answer
x = 61,194.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.