Finding the Fourth Proportional to 176,615.01, 243,735.11 and 101,178.09
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Solution
The fourth proportional to 176,615.01, 243,735.11 and 101,178.09 is: 139,629.43
Step by Step Solution
- Step 1: Write the proportion equation
176,615.01 : 243,735.11 = 101,178.09 : x - Step 2: Convert to fraction form
176,615.01/243,735.11 = 101,178.09/x - Step 3: Cross multiply
176,615.01x = 243,735.11 × 101,178.09 - Step 4: Simplify right side
176,615.01x = 24,660,652,717.54 - Step 5: Solve for x
x = 24,660,652,717.54/176,615.01 - Step 6: Final answer
x = 139,629.43
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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.