Finding the Fourth Proportional to 168,628.77, 232,754.63 and 97,031.88
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Solution
The fourth proportional to 168,628.77, 232,754.63 and 97,031.88 is: 133,930.99
Step by Step Solution
- Step 1: Write the proportion equation
168,628.77 : 232,754.63 = 97,031.88 : x - Step 2: Convert to fraction form
168,628.77/232,754.63 = 97,031.88/x - Step 3: Cross multiply
168,628.77x = 232,754.63 × 97,031.88 - Step 4: Simplify right side
168,628.77x = 22,584,618,842.45 - Step 5: Solve for x
x = 22,584,618,842.45/168,628.77 - Step 6: Final answer
x = 133,930.99
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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.