Finding the Fourth Proportional to 163,962.40, 226,372.58 and 133,819.62
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Solution
The fourth proportional to 163,962.40, 226,372.58 and 133,819.62 is: 184,756.34
Step by Step Solution
- Step 1: Write the proportion equation
163,962.40 : 226,372.58 = 133,819.62 : x - Step 2: Convert to fraction form
163,962.40/226,372.58 = 133,819.62/x - Step 3: Cross multiply
163,962.40x = 226,372.58 × 133,819.62 - Step 4: Simplify right side
163,962.40x = 30,293,092,634.02 - Step 5: Solve for x
x = 30,293,092,634.02/163,962.40 - Step 6: Final answer
x = 184,756.34
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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.