Finding the Fourth Proportional to 95,509.13, 131,802.62 and 53,067.65
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Solution
The fourth proportional to 95,509.13, 131,802.62 and 53,067.65 is: 73,233.37
Step by Step Solution
- Step 1: Write the proportion equation
95,509.13 : 131,802.62 = 53,067.65 : x - Step 2: Convert to fraction form
95,509.13/131,802.62 = 53,067.65/x - Step 3: Cross multiply
95,509.13x = 131,802.62 × 53,067.65 - Step 4: Simplify right side
95,509.13x = 6,994,455,371.41 - Step 5: Solve for x
x = 6,994,455,371.41/95,509.13 - Step 6: Final answer
x = 73,233.37
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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.