Finding the Fourth Proportional to 163,764.99, 245,253.83 and 93,431.07
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Solution
The fourth proportional to 163,764.99, 245,253.83 and 93,431.07 is: 139,922.01
Step by Step Solution
- Step 1: Write the proportion equation
163,764.99 : 245,253.83 = 93,431.07 : x - Step 2: Convert to fraction form
163,764.99/245,253.83 = 93,431.07/x - Step 3: Cross multiply
163,764.99x = 245,253.83 × 93,431.07 - Step 4: Simplify right side
163,764.99x = 22,914,327,291.34 - Step 5: Solve for x
x = 22,914,327,291.34/163,764.99 - Step 6: Final answer
x = 139,922.01
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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.