Finding the Fourth Proportional to 232,347.05, 348,535.16 and 74,572.01
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Solution
The fourth proportional to 232,347.05, 348,535.16 and 74,572.01 is: 111,862.69
Step by Step Solution
- Step 1: Write the proportion equation
232,347.05 : 348,535.16 = 74,572.01 : x - Step 2: Convert to fraction form
232,347.05/348,535.16 = 74,572.01/x - Step 3: Cross multiply
232,347.05x = 348,535.16 × 74,572.01 - Step 4: Simplify right side
232,347.05x = 25,990,967,064.01 - Step 5: Solve for x
x = 25,990,967,064.01/232,347.05 - Step 6: Final answer
x = 111,862.69
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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.