Finding the Fourth Proportional to 97,239.74, 134,192.49 and 54,798.98
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Solution
The fourth proportional to 97,239.74, 134,192.49 and 54,798.98 is: 75,623.52
Step by Step Solution
- Step 1: Write the proportion equation
97,239.74 : 134,192.49 = 54,798.98 : x - Step 2: Convert to fraction form
97,239.74/134,192.49 = 54,798.98/x - Step 3: Cross multiply
97,239.74x = 134,192.49 × 54,798.98 - Step 4: Simplify right side
97,239.74x = 7,353,611,575.66 - Step 5: Solve for x
x = 7,353,611,575.66/97,239.74 - Step 6: Final answer
x = 75,623.52
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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.