Finding the Fourth Proportional to 176,682.18, 243,827.91 and 101,245.26
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Solution
The fourth proportional to 176,682.18, 243,827.91 and 101,245.26 is: 139,722.18
Step by Step Solution
- Step 1: Write the proportion equation
176,682.18 : 243,827.91 = 101,245.26 : x - Step 2: Convert to fraction form
176,682.18/243,827.91 = 101,245.26/x - Step 3: Cross multiply
176,682.18x = 243,827.91 × 101,245.26 - Step 4: Simplify right side
176,682.18x = 24,686,420,143.21 - Step 5: Solve for x
x = 24,686,420,143.21/176,682.18 - Step 6: Final answer
x = 139,722.18
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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.