Finding the Fourth Proportional to 177,554.06, 245,023.14 and 96,981.63
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Solution
The fourth proportional to 177,554.06, 245,023.14 and 96,981.63 is: 133,833.85
Step by Step Solution
- Step 1: Write the proportion equation
177,554.06 : 245,023.14 = 96,981.63 : x - Step 2: Convert to fraction form
177,554.06/245,023.14 = 96,981.63/x - Step 3: Cross multiply
177,554.06x = 245,023.14 × 96,981.63 - Step 4: Simplify right side
177,554.06x = 23,762,743,504.92 - Step 5: Solve for x
x = 23,762,743,504.92/177,554.06 - Step 6: Final answer
x = 133,833.85
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1.5x scale
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.