Finding the Fourth Proportional to 73,393.92, 101,303.55 and 43,188.96
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Solution
The fourth proportional to 73,393.92, 101,303.55 and 43,188.96 is: 59,612.50
Step by Step Solution
- Step 1: Write the proportion equation
73,393.92 : 101,303.55 = 43,188.96 : x - Step 2: Convert to fraction form
73,393.92/101,303.55 = 43,188.96/x - Step 3: Cross multiply
73,393.92x = 101,303.55 × 43,188.96 - Step 4: Simplify right side
73,393.92x = 4,375,194,968.81 - Step 5: Solve for x
x = 4,375,194,968.81/73,393.92 - Step 6: Final answer
x = 59,612.50
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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.