Finding the Fourth Proportional to 107,924.63, 161,885.93 and 60,539.63
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Solution
The fourth proportional to 107,924.63, 161,885.93 and 60,539.63 is: 90,808.88
Step by Step Solution
- Step 1: Write the proportion equation
107,924.63 : 161,885.93 = 60,539.63 : x - Step 2: Convert to fraction form
107,924.63/161,885.93 = 60,539.63/x - Step 3: Cross multiply
107,924.63x = 161,885.93 × 60,539.63 - Step 4: Simplify right side
107,924.63x = 9,800,514,304.41 - Step 5: Solve for x
x = 9,800,514,304.41/107,924.63 - Step 6: Final answer
x = 90,808.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.