Finding the Fourth Proportional to 96,284.45, 132,862.32 and 53,257.08
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Solution
The fourth proportional to 96,284.45, 132,862.32 and 53,257.08 is: 73,489.12
Step by Step Solution
- Step 1: Write the proportion equation
96,284.45 : 132,862.32 = 53,257.08 : x - Step 2: Convert to fraction form
96,284.45/132,862.32 = 53,257.08/x - Step 3: Cross multiply
96,284.45x = 132,862.32 × 53,257.08 - Step 4: Simplify right side
96,284.45x = 7,075,859,205.23 - Step 5: Solve for x
x = 7,075,859,205.23/96,284.45 - Step 6: Final answer
x = 73,489.12
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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.