Finding the Fourth Proportional to 74,101.84, 111,127.92 and 29,717.08
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Solution
The fourth proportional to 74,101.84, 111,127.92 and 29,717.08 is: 44,565.66
Step by Step Solution
- Step 1: Write the proportion equation
74,101.84 : 111,127.92 = 29,717.08 : x - Step 2: Convert to fraction form
74,101.84/111,127.92 = 29,717.08/x - Step 3: Cross multiply
74,101.84x = 111,127.92 × 29,717.08 - Step 4: Simplify right side
74,101.84x = 3,302,397,288.87 - Step 5: Solve for x
x = 3,302,397,288.87/74,101.84 - Step 6: Final answer
x = 44,565.66
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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.