Finding the Fourth Proportional to 115,883.16, 173,530.71 and 97,113.84
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Solution
The fourth proportional to 115,883.16, 173,530.71 and 97,113.84 is: 145,424.35
Step by Step Solution
- Step 1: Write the proportion equation
115,883.16 : 173,530.71 = 97,113.84 : x - Step 2: Convert to fraction form
115,883.16/173,530.71 = 97,113.84/x - Step 3: Cross multiply
115,883.16x = 173,530.71 × 97,113.84 - Step 4: Simplify right side
115,883.16x = 16,852,233,606.03 - Step 5: Solve for x
x = 16,852,233,606.03/115,883.16 - Step 6: Final answer
x = 145,424.35
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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.