Finding the Fourth Proportional to 83,232.62, 124,889.93 and 38,852.92
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Solution
The fourth proportional to 83,232.62, 124,889.93 and 38,852.92 is: 58,298.52
Step by Step Solution
- Step 1: Write the proportion equation
83,232.62 : 124,889.93 = 38,852.92 : x - Step 2: Convert to fraction form
83,232.62/124,889.93 = 38,852.92/x - Step 3: Cross multiply
83,232.62x = 124,889.93 × 38,852.92 - Step 4: Simplify right side
83,232.62x = 4,852,338,459.10 - Step 5: Solve for x
x = 4,852,338,459.10/83,232.62 - Step 6: Final answer
x = 58,298.52
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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.