Finding the Fourth Proportional to 133,576.99, 184,357.08 and 76,216.23
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Solution
The fourth proportional to 133,576.99, 184,357.08 and 76,216.23 is: 105,190.29
Step by Step Solution
- Step 1: Write the proportion equation
133,576.99 : 184,357.08 = 76,216.23 : x - Step 2: Convert to fraction form
133,576.99/184,357.08 = 76,216.23/x - Step 3: Cross multiply
133,576.99x = 184,357.08 × 76,216.23 - Step 4: Simplify right side
133,576.99x = 14,051,001,611.41 - Step 5: Solve for x
x = 14,051,001,611.41/133,576.99 - Step 6: Final answer
x = 105,190.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.