Finding the Fourth Proportional to 97,083.44, 133,988.04 and 54,650.24
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Solution
The fourth proportional to 97,083.44, 133,988.04 and 54,650.24 is: 75,424.59
Step by Step Solution
- Step 1: Write the proportion equation
97,083.44 : 133,988.04 = 54,650.24 : x - Step 2: Convert to fraction form
97,083.44/133,988.04 = 54,650.24/x - Step 3: Cross multiply
97,083.44x = 133,988.04 × 54,650.24 - Step 4: Simplify right side
97,083.44x = 7,322,478,543.13 - Step 5: Solve for x
x = 7,322,478,543.13/97,083.44 - Step 6: Final answer
x = 75,424.59
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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.