Finding the Fourth Proportional to 174,782.79, 262,179.99 and 48,424.31
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Solution
The fourth proportional to 174,782.79, 262,179.99 and 48,424.31 is: 72,638.07
Step by Step Solution
- Step 1: Write the proportion equation
174,782.79 : 262,179.99 = 48,424.31 : x - Step 2: Convert to fraction form
174,782.79/262,179.99 = 48,424.31/x - Step 3: Cross multiply
174,782.79x = 262,179.99 × 48,424.31 - Step 4: Simplify right side
174,782.79x = 12,695,883,800.66 - Step 5: Solve for x
x = 12,695,883,800.66/174,782.79 - Step 6: Final answer
x = 72,638.07
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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.