Finding the Fourth Proportional to 167,132.16, 230,642.64 and 95,511.96
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Solution
The fourth proportional to 167,132.16, 230,642.64 and 95,511.96 is: 131,806.65
Step by Step Solution
- Step 1: Write the proportion equation
167,132.16 : 230,642.64 = 95,511.96 : x - Step 2: Convert to fraction form
167,132.16/230,642.64 = 95,511.96/x - Step 3: Cross multiply
167,132.16x = 230,642.64 × 95,511.96 - Step 4: Simplify right side
167,132.16x = 22,029,130,605.97 - Step 5: Solve for x
x = 22,029,130,605.97/167,132.16 - Step 6: Final answer
x = 131,806.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.