Finding the Fourth Proportional to 96,373.80, 132,992.99 and 53,355.21
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Solution
The fourth proportional to 96,373.80, 132,992.99 and 53,355.21 is: 73,628.60
Step by Step Solution
- Step 1: Write the proportion equation
96,373.80 : 132,992.99 = 53,355.21 : x - Step 2: Convert to fraction form
96,373.80/132,992.99 = 53,355.21/x - Step 3: Cross multiply
96,373.80x = 132,992.99 × 53,355.21 - Step 4: Simplify right side
96,373.80x = 7,095,868,344.56 - Step 5: Solve for x
x = 7,095,868,344.56/96,373.80 - Step 6: Final answer
x = 73,628.60
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1.5x scale
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.