Finding the Fourth Proportional to 194,471.70, 291,707.55 and 46,727.70
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Solution
The fourth proportional to 194,471.70, 291,707.55 and 46,727.70 is: 70,091.55
Step by Step Solution
- Step 1: Write the proportion equation
194,471.70 : 291,707.55 = 46,727.70 : x - Step 2: Convert to fraction form
194,471.70/291,707.55 = 46,727.70/x - Step 3: Cross multiply
194,471.70x = 291,707.55 × 46,727.70 - Step 4: Simplify right side
194,471.70x = 13,630,822,884.14 - Step 5: Solve for x
x = 13,630,822,884.14/194,471.70 - Step 6: Final answer
x = 70,091.55
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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.