Finding the Fourth Proportional to 168,636.54, 232,712.28 and 97,027.68
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Solution
The fourth proportional to 168,636.54, 232,712.28 and 97,027.68 is: 133,894.66
Step by Step Solution
- Step 1: Write the proportion equation
168,636.54 : 232,712.28 = 97,027.68 : x - Step 2: Convert to fraction form
168,636.54/232,712.28 = 97,027.68/x - Step 3: Cross multiply
168,636.54x = 232,712.28 × 97,027.68 - Step 4: Simplify right side
168,636.54x = 22,579,532,635.91 - Step 5: Solve for x
x = 22,579,532,635.91/168,636.54 - Step 6: Final answer
x = 133,894.66
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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.