Finding the Fourth Proportional to 74,755.23, 112,099.92 and 27,358.00
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Solution
The fourth proportional to 74,755.23, 112,099.92 and 27,358.00 is: 41,024.96
Step by Step Solution
- Step 1: Write the proportion equation
74,755.23 : 112,099.92 = 27,358.00 : x - Step 2: Convert to fraction form
74,755.23/112,099.92 = 27,358.00/x - Step 3: Cross multiply
74,755.23x = 112,099.92 × 27,358.00 - Step 4: Simplify right side
74,755.23x = 3,066,830,089.91 - Step 5: Solve for x
x = 3,066,830,089.91/74,755.23 - Step 6: Final answer
x = 41,024.96
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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.