Finding the Fourth Proportional to 182,742.08, 274,216.80 and 72,011.84
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Solution
The fourth proportional to 182,742.08, 274,216.80 and 72,011.84 is: 108,058.62
Step by Step Solution
- Step 1: Write the proportion equation
182,742.08 : 274,216.80 = 72,011.84 : x - Step 2: Convert to fraction form
182,742.08/274,216.80 = 72,011.84/x - Step 3: Cross multiply
182,742.08x = 274,216.80 × 72,011.84 - Step 4: Simplify right side
182,742.08x = 19,746,856,326.91 - Step 5: Solve for x
x = 19,746,856,326.91/182,742.08 - Step 6: Final answer
x = 108,058.62
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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.