Finding the Fourth Proportional to 185,029.13, 255,344.87 and 113,448.62
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Solution
The fourth proportional to 185,029.13, 255,344.87 and 113,448.62 is: 156,561.96
Step by Step Solution
- Step 1: Write the proportion equation
185,029.13 : 255,344.87 = 113,448.62 : x - Step 2: Convert to fraction form
185,029.13/255,344.87 = 113,448.62/x - Step 3: Cross multiply
185,029.13x = 255,344.87 × 113,448.62 - Step 4: Simplify right side
185,029.13x = 28,968,523,125.58 - Step 5: Solve for x
x = 28,968,523,125.58/185,029.13 - Step 6: Final answer
x = 156,561.96
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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.