Finding the Fourth Proportional to 70,851.96, 106,277.76 and 48,597.84
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Solution
The fourth proportional to 70,851.96, 106,277.76 and 48,597.84 is: 72,896.64
Step by Step Solution
- Step 1: Write the proportion equation
70,851.96 : 106,277.76 = 48,597.84 : x - Step 2: Convert to fraction form
70,851.96/106,277.76 = 48,597.84/x - Step 3: Cross multiply
70,851.96x = 106,277.76 × 48,597.84 - Step 4: Simplify right side
70,851.96x = 5,164,869,576.04 - Step 5: Solve for x
x = 5,164,869,576.04/70,851.96 - Step 6: Final answer
x = 72,896.64
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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.