Finding the Fourth Proportional to 73,743.96, 110,545.86 and 47,014.92
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Solution
The fourth proportional to 73,743.96, 110,545.86 and 47,014.92 is: 70,477.70
Step by Step Solution
- Step 1: Write the proportion equation
73,743.96 : 110,545.86 = 47,014.92 : x - Step 2: Convert to fraction form
73,743.96/110,545.86 = 47,014.92/x - Step 3: Cross multiply
73,743.96x = 110,545.86 × 47,014.92 - Step 4: Simplify right side
73,743.96x = 5,197,304,764.23 - Step 5: Solve for x
x = 5,197,304,764.23/73,743.96 - Step 6: Final answer
x = 70,477.70
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1.5x scale
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.