Finding the Fourth Proportional to 232,588.05, 348,660.60 and 74,705.81
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Solution
The fourth proportional to 232,588.05, 348,660.60 and 74,705.81 is: 111,987.57
Step by Step Solution
- Step 1: Write the proportion equation
232,588.05 : 348,660.60 = 74,705.81 : x - Step 2: Convert to fraction form
232,588.05/348,660.60 = 74,705.81/x - Step 3: Cross multiply
232,588.05x = 348,660.60 × 74,705.81 - Step 4: Simplify right side
232,588.05x = 26,046,970,794.78 - Step 5: Solve for x
x = 26,046,970,794.78/232,588.05 - Step 6: Final answer
x = 111,987.57
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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.