Finding the Fourth Proportional to 183,613.64, 253,396.50 and 103,037
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Solution
The fourth proportional to 183,613.64, 253,396.50 and 103,037 is: 142,196.49
Step by Step Solution
- Step 1: Write the proportion equation
183,613.64 : 253,396.50 = 103,037 : x - Step 2: Convert to fraction form
183,613.64/253,396.50 = 103,037/x - Step 3: Cross multiply
183,613.64x = 253,396.50 × 103,037 - Step 4: Simplify right side
183,613.64x = 26,109,215,170.50 - Step 5: Solve for x
x = 26,109,215,170.50/183,613.64 - Step 6: Final answer
x = 142,196.49
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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.