Finding the Fourth Proportional to 176,353.74, 243,361.26 and 104,731.92
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Solution
The fourth proportional to 176,353.74, 243,361.26 and 104,731.92 is: 144,525.95
Step by Step Solution
- Step 1: Write the proportion equation
176,353.74 : 243,361.26 = 104,731.92 : x - Step 2: Convert to fraction form
176,353.74/243,361.26 = 104,731.92/x - Step 3: Cross multiply
176,353.74x = 243,361.26 × 104,731.92 - Step 4: Simplify right side
176,353.74x = 25,487,692,013.42 - Step 5: Solve for x
x = 25,487,692,013.42/176,353.74 - Step 6: Final answer
x = 144,525.95
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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.