Finding the Fourth Proportional to 232,774.94, 348,473.50 and 143,742.18
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Solution
The fourth proportional to 232,774.94, 348,473.50 and 143,742.18 is: 215,187.86
Step by Step Solution
- Step 1: Write the proportion equation
232,774.94 : 348,473.50 = 143,742.18 : x - Step 2: Convert to fraction form
232,774.94/348,473.50 = 143,742.18/x - Step 3: Cross multiply
232,774.94x = 348,473.50 × 143,742.18 - Step 4: Simplify right side
232,774.94x = 50,090,340,562.23 - Step 5: Solve for x
x = 50,090,340,562.23/232,774.94 - Step 6: Final answer
x = 215,187.86
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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.