Finding the Fourth Proportional to 171,430.57, 257,162.78 and 59,095.99
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Solution
The fourth proportional to 171,430.57, 257,162.78 and 59,095.99 is: 88,649.81
Step by Step Solution
- Step 1: Write the proportion equation
171,430.57 : 257,162.78 = 59,095.99 : x - Step 2: Convert to fraction form
171,430.57/257,162.78 = 59,095.99/x - Step 3: Cross multiply
171,430.57x = 257,162.78 × 59,095.99 - Step 4: Simplify right side
171,430.57x = 15,197,287,493.96 - Step 5: Solve for x
x = 15,197,287,493.96/171,430.57 - Step 6: Final answer
x = 88,649.81
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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.