Finding the Fourth Proportional to 168,323.84, 232,371.07 and 104,682.14
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Solution
The fourth proportional to 168,323.84, 232,371.07 and 104,682.14 is: 144,513.70
Step by Step Solution
- Step 1: Write the proportion equation
168,323.84 : 232,371.07 = 104,682.14 : x - Step 2: Convert to fraction form
168,323.84/232,371.07 = 104,682.14/x - Step 3: Cross multiply
168,323.84x = 232,371.07 × 104,682.14 - Step 4: Simplify right side
168,323.84x = 24,325,100,881.69 - Step 5: Solve for x
x = 24,325,100,881.69/168,323.84 - Step 6: Final answer
x = 144,513.70
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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.