Finding the Fourth Proportional to 118,565.10, 177,846.69 and 48,395.19
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Solution
The fourth proportional to 118,565.10, 177,846.69 and 48,395.19 is: 72,592.39
Step by Step Solution
- Step 1: Write the proportion equation
118,565.10 : 177,846.69 = 48,395.19 : x - Step 2: Convert to fraction form
118,565.10/177,846.69 = 48,395.19/x - Step 3: Cross multiply
118,565.10x = 177,846.69 × 48,395.19 - Step 4: Simplify right side
118,565.10x = 8,606,924,353.42 - Step 5: Solve for x
x = 8,606,924,353.42/118,565.10 - Step 6: Final answer
x = 72,592.39
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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.