Finding the Fourth Proportional to 148,518.88, 204,889.62 and 88,092.07
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Solution
The fourth proportional to 148,518.88, 204,889.62 and 88,092.07 is: 121,527.65
Step by Step Solution
- Step 1: Write the proportion equation
148,518.88 : 204,889.62 = 88,092.07 : x - Step 2: Convert to fraction form
148,518.88/204,889.62 = 88,092.07/x - Step 3: Cross multiply
148,518.88x = 204,889.62 × 88,092.07 - Step 4: Simplify right side
148,518.88x = 18,049,150,747.31 - Step 5: Solve for x
x = 18,049,150,747.31/148,518.88 - Step 6: Final answer
x = 121,527.65
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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.