Finding the Fourth Proportional to 97,953.14, 135,175.32 and 53,241.14
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Solution
The fourth proportional to 97,953.14, 135,175.32 and 53,241.14 is: 73,472.77
Step by Step Solution
- Step 1: Write the proportion equation
97,953.14 : 135,175.32 = 53,241.14 : x - Step 2: Convert to fraction form
97,953.14/135,175.32 = 53,241.14/x - Step 3: Cross multiply
97,953.14x = 135,175.32 × 53,241.14 - Step 4: Simplify right side
97,953.14x = 7,196,888,136.66 - Step 5: Solve for x
x = 7,196,888,136.66/97,953.14 - Step 6: Final answer
x = 73,472.77
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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.