Finding the Fourth Proportional to 232,648.04, 348,972.24 and 74,876.44
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Solution
The fourth proportional to 232,648.04, 348,972.24 and 74,876.44 is: 112,314.72
Step by Step Solution
- Step 1: Write the proportion equation
232,648.04 : 348,972.24 = 74,876.44 : x - Step 2: Convert to fraction form
232,648.04/348,972.24 = 74,876.44/x - Step 3: Cross multiply
232,648.04x = 348,972.24 × 74,876.44 - Step 4: Simplify right side
232,648.04x = 26,129,798,990.03 - Step 5: Solve for x
x = 26,129,798,990.03/232,648.04 - Step 6: Final answer
x = 112,314.72
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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.