Finding the Fourth Proportional to 185,941.53, 278,748.71 and 73,700.53
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Solution
The fourth proportional to 185,941.53, 278,748.71 and 73,700.53 is: 110,485.95
Step by Step Solution
- Step 1: Write the proportion equation
185,941.53 : 278,748.71 = 73,700.53 : x - Step 2: Convert to fraction form
185,941.53/278,748.71 = 73,700.53/x - Step 3: Cross multiply
185,941.53x = 278,748.71 × 73,700.53 - Step 4: Simplify right side
185,941.53x = 20,543,926,598.44 - Step 5: Solve for x
x = 20,543,926,598.44/185,941.53 - Step 6: Final answer
x = 110,485.95
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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.