Finding the Fourth Proportional to 107,067.93, 160,547.21 and 39,596.55
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Solution
The fourth proportional to 107,067.93, 160,547.21 and 39,596.55 is: 59,374.60
Step by Step Solution
- Step 1: Write the proportion equation
107,067.93 : 160,547.21 = 39,596.55 : x - Step 2: Convert to fraction form
107,067.93/160,547.21 = 39,596.55/x - Step 3: Cross multiply
107,067.93x = 160,547.21 × 39,596.55 - Step 4: Simplify right side
107,067.93x = 6,357,115,628.13 - Step 5: Solve for x
x = 6,357,115,628.13/107,067.93 - Step 6: Final answer
x = 59,374.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.