Finding the Fourth Proportional to 174,102.32, 261,191.08 and 54,156.99
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Solution
The fourth proportional to 174,102.32, 261,191.08 and 54,156.99 is: 81,247.18
Step by Step Solution
- Step 1: Write the proportion equation
174,102.32 : 261,191.08 = 54,156.99 : x - Step 2: Convert to fraction form
174,102.32/261,191.08 = 54,156.99/x - Step 3: Cross multiply
174,102.32x = 261,191.08 × 54,156.99 - Step 4: Simplify right side
174,102.32x = 14,145,322,707.65 - Step 5: Solve for x
x = 14,145,322,707.65/174,102.32 - Step 6: Final answer
x = 81,247.18
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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.