Finding the Fourth Proportional to 183,005.36, 252,547.33 and 102,432.87
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Solution
The fourth proportional to 183,005.36, 252,547.33 and 102,432.87 is: 141,357.32
Step by Step Solution
- Step 1: Write the proportion equation
183,005.36 : 252,547.33 = 102,432.87 : x - Step 2: Convert to fraction form
183,005.36/252,547.33 = 102,432.87/x - Step 3: Cross multiply
183,005.36x = 252,547.33 × 102,432.87 - Step 4: Simplify right side
183,005.36x = 25,869,147,822.74 - Step 5: Solve for x
x = 25,869,147,822.74/183,005.36 - Step 6: Final answer
x = 141,357.32
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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.