Finding the Fourth Proportional to 171,334.63, 257,029.49 and 58,987.23
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Solution
The fourth proportional to 171,334.63, 257,029.49 and 58,987.23 is: 88,490.33
Step by Step Solution
- Step 1: Write the proportion equation
171,334.63 : 257,029.49 = 58,987.23 : x - Step 2: Convert to fraction form
171,334.63/257,029.49 = 58,987.23/x - Step 3: Cross multiply
171,334.63x = 257,029.49 × 58,987.23 - Step 4: Simplify right side
171,334.63x = 15,161,457,643.41 - Step 5: Solve for x
x = 15,161,457,643.41/171,334.63 - Step 6: Final answer
x = 88,490.33
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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.