Finding the Fourth Proportional to 118,602.72, 177,873.84 and 48,468.96
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Solution
The fourth proportional to 118,602.72, 177,873.84 and 48,468.96 is: 72,691.08
Step by Step Solution
- Step 1: Write the proportion equation
118,602.72 : 177,873.84 = 48,468.96 : x - Step 2: Convert to fraction form
118,602.72/177,873.84 = 48,468.96/x - Step 3: Cross multiply
118,602.72x = 177,873.84 × 48,468.96 - Step 4: Simplify right side
118,602.72x = 8,621,360,036.01 - Step 5: Solve for x
x = 8,621,360,036.01/118,602.72 - Step 6: Final answer
x = 72,691.08
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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.