Finding the Fourth Proportional to 119,177.08, 178,764.64 and 48,098.63
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Solution
The fourth proportional to 119,177.08, 178,764.64 and 48,098.63 is: 72,147.55
Step by Step Solution
- Step 1: Write the proportion equation
119,177.08 : 178,764.64 = 48,098.63 : x - Step 2: Convert to fraction form
119,177.08/178,764.64 = 48,098.63/x - Step 3: Cross multiply
119,177.08x = 178,764.64 × 48,098.63 - Step 4: Simplify right side
119,177.08x = 8,598,334,276.44 - Step 5: Solve for x
x = 8,598,334,276.44/119,177.08 - Step 6: Final answer
x = 72,147.55
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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.