Finding the Fourth Proportional to 168,473.84, 232,396.44 and 108,857.84
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Solution
The fourth proportional to 168,473.84, 232,396.44 and 108,857.84 is: 150,160.85
Step by Step Solution
- Step 1: Write the proportion equation
168,473.84 : 232,396.44 = 108,857.84 : x - Step 2: Convert to fraction form
168,473.84/232,396.44 = 108,857.84/x - Step 3: Cross multiply
168,473.84x = 232,396.44 × 108,857.84 - Step 4: Simplify right side
168,473.84x = 25,298,174,482.09 - Step 5: Solve for x
x = 25,298,174,482.09/168,473.84 - Step 6: Final answer
x = 150,160.85
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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.