Finding the Fourth Proportional to 134,202.29, 185,199.76 and 73,776.82
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Solution
The fourth proportional to 134,202.29, 185,199.76 and 73,776.82 is: 101,812.33
Step by Step Solution
- Step 1: Write the proportion equation
134,202.29 : 185,199.76 = 73,776.82 : x - Step 2: Convert to fraction form
134,202.29/185,199.76 = 73,776.82/x - Step 3: Cross multiply
134,202.29x = 185,199.76 × 73,776.82 - Step 4: Simplify right side
134,202.29x = 13,663,448,431.56 - Step 5: Solve for x
x = 13,663,448,431.56/134,202.29 - Step 6: Final answer
x = 101,812.33
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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.