Finding the Fourth Proportional to 271,037.04, 374,045.16 and 163,605.68
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Solution
The fourth proportional to 271,037.04, 374,045.16 and 163,605.68 is: 225,784.32
Step by Step Solution
- Step 1: Write the proportion equation
271,037.04 : 374,045.16 = 163,605.68 : x - Step 2: Convert to fraction form
271,037.04/374,045.16 = 163,605.68/x - Step 3: Cross multiply
271,037.04x = 374,045.16 × 163,605.68 - Step 4: Simplify right side
271,037.04x = 61,195,912,752.51 - Step 5: Solve for x
x = 61,195,912,752.51/271,037.04 - Step 6: Final answer
x = 225,784.32
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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.