Finding the Fourth Proportional to 166,116.80, 229,263.09 and 94,482.99
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Solution
The fourth proportional to 166,116.80, 229,263.09 and 94,482.99 is: 130,398.99
Step by Step Solution
- Step 1: Write the proportion equation
166,116.80 : 229,263.09 = 94,482.99 : x - Step 2: Convert to fraction form
166,116.80/229,263.09 = 94,482.99/x - Step 3: Cross multiply
166,116.80x = 229,263.09 × 94,482.99 - Step 4: Simplify right side
166,116.80x = 21,661,462,239.84 - Step 5: Solve for x
x = 21,661,462,239.84/166,116.80 - Step 6: Final answer
x = 130,398.99
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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.